Mercurial > hg > webaudioevaluationtool

<!DOCTYPE html>
<html lang="en">
	<head>
		<meta charset="utf-8">

		<!-- Always force latest IE rendering engine (even in intranet) & Chrome Frame
		Remove this if you use the .htaccess -->
		<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">

		<title>WAET: Test Creator</title>

		<meta name="viewport" content="width=device-width; initial-scale=1.0">
		<script type="text/javascript">

			var APEInterfaceOptions = [["playhead","page-count"],["Show the playhead/scrubber bar", "Show test page count"]];
			var APEInterfaceChecks = [["fragmentPlayed","fragmentFullPlayback","fragmentMoved","fragmentComments"],["All Fragments Played","All Fragments Played in entirety","All sliders moved","All fragments have comments"]];
			var APEInterfaceMetrics = [["testTimer","elementTimer","elementTracker","elementTrackerFull","elementFlagListenedTo","elementFlagMoved","elementFlagComments"],["Test Duration","Total time each fragment was listened to","Return initialised position of marker","Fragment movement tracker with timestamps","Flag if fragment listened to","Flag if fragment moved","Flag if fragment has comments"]];
			var MUSHRAInterfaceOptions = [[],[]];
			var MUSHRAInterfaceChecks = [["fragmentPlayed","fragmentMoved","fragmentComments"],["All Fragments Played","All sliders moved","All fragments have comments"]];
			var MUSHRAInterfaceMetrics = [["testTimer","elementTimer","elementTracker","elementTrackerFull","elementFlagListenedTo","elementFlagMoved","elementFlagComments"],["Test Duration","Total time each fragment was listened to","Return initialised position of marker","Fragment movement tracker with timestamps","Flag if fragment listened to","Flag if fragment moved","Flag if fragment has comments"]];
			var popupInstance;
			var specificationNode;
			var audioContext;
			var audioObjects = [];
			window.onload = function()
			{
				var AudioContext = window.AudioContext || window.webkitAudioContext;
				audioContext = new AudioContext;
				popupInstance = new popup();
				popupInstance.advanceState();
				specificationNode = new Specification();
				specificationNode.projectReturn = "null";
			};

			function popup()
			{
				var x = window.innerWidth;
				var y = window.innerHeight;
				this.popupHolder = document.createElement('div');
				this.popupHolder.style.visibility = 'hidden';
				this.popupContent = document.createElement('div');
				this.popupTitle = document.createElement('div');
				this.popupBody = document.createElement('div');
				this.popupFooter = document.createElement('div');
				this.popupTitleText = document.createElement('span');
				this.popupTitle.appendChild(this.popupTitleText);

				this.popupHolder.className = "popup";
				this.popupHolder.style.left = (x-500)/2 +'px';
				this.popupHolder.style.top = (y-400)/2 + 'px';
				this.popupContent.style.padding = "20px";
				this.popupHolder.appendChild(this.popupContent);

				this.popupTitle.style.width = "100%";
				this.popupTitle.style.height = "50px";
				this.popupTitle.style.fontSize = "xx-large";
				this.popupContent.appendChild(this.popupTitle);

				this.popupBody.style.width = "100%";
				this.popupBody.style.height = "280px";
				this.popupContent.appendChild(this.popupBody);

				this.popupFooter.style.width = "100%";
				this.popupFooter.style.height = "30px";
				this.popupContent.appendChild(this.popupFooter);
				var body = document.getElementsByTagName('body')[0];
				body.appendChild(this.popupHolder);

				this.pageBlank = document.createElement('div');
				body.appendChild(this.pageBlank);
				this.pageBlank.style.width = "100%";
				this.pageBlank.style.height = "100%";
				this.pageBlank.style.position = "absolute";
				this.pageBlank.style.left = "0px";
				this.pageBlank.style.top = "0px";
				this.pageBlank.style.backgroundColor = "rgba(0,0,0,0.5)";
				this.pageBlank.style.visibility = 'hidden';

				this.state = 0;
				this.dataTransfer = null;

				this.showPopup = function()
				{
					this.popupHolder.style.visibility = 'visible';
					this.popupHolder.style.zIndex = "3";
					this.pageBlank.style.visibility = 'visible';
					this.pageBlank.style.zIndex = "2";
				};

				this.hidePopup = function()
				{
					this.popupHolder.style.visibility = 'hidden';
					this.popupHolder.style.zIndex = "-1";
					this.pageBlank.style.visibility = 'hidden';
					this.pageBlank.style.zIndex = "-2";
				};

				this.init = function()
				{
					this.popupTitleText.textContent = "Welcome";
					var text = document.createElement('span');
					text.textContent = "Thank you for downloading the Web Audio Evaluation Toolbox. This page will help guide you through creating the documents required to run a test. If you have an existing XML file you wish to edit, please drag and drop it into the box below";
					var dnd = document.createElement('div');
					dnd.style.width = "100%";
					dnd.style.height = "50px";
					dnd.className = "dragndrop";
					dnd.ondragover = function(e) {
						e.stopPropagation();
						e.preventDefault();
					};
					dnd.ondragenter = function(e) {
						e.stopPropagation();
						e.preventDefault();
						this.style.backgroundColor = '#AAFFAA';
					};
					dnd.ondragleave = function(e) {
						e.stopPropagation();
						e.preventDefault();
						this.style.backgroundColor = "#FFFFFF";
					};
					dnd.ondrop = function(e) {
						e.stopPropagation();
						e.preventDefault();

						var file = e.dataTransfer.files[0];

						// Uses HTML5 FileAPI - https://w3c.github.io/FileAPI/#filereader-interface
						var reader = new FileReader();
						reader.onload = function() {
							var parse = new DOMParser();
							var xml = parse.parseFromString(reader.result,'text/xml');
							specificationNode.decode(xml);
							popupInstance.hidePopup();
							SpecificationToHTML();
						};
						reader.readAsText(file);

					};
					this.popupBody.appendChild(text);
					this.popupBody.appendChild(dnd);
					this.showPopup();

					var button = document.createElement('button');
					button.className = "popupButton";
					button.textContent = "New File";
					button.onclick = function(event) {
						popupInstance.advanceState();
					};
					this.popupFooter.appendChild(button);
				};

				this.advanceState = function()
				{
					this.popupBody.innerHTML = null;
					this.popupFooter.innerHTML = null;
					this.popupTitleText.textContent = null;
					switch(this.state)
					{
					case 0:
						this.init();
						break;
					case 1:
						this.popupTitleText.textContent = "Test Type";
						var text = document.createElement("span");
						text.textContent = "What type of test would you like to use. Currently APE (Audio Perceptual Evaluation) and MUSHRA style interfaces are available";
						this.popupBody.appendChild(text);
						var select = document.createElement("select");
						select.id="interface-select";
						var opt1 = document.createElement("option");
						opt1.value = "APE";
						opt1.textContent = "APE";
						select.appendChild(opt1);
						var opt2 = document.createElement("option");
						opt2.value = "MUSHRA";
						opt2.textContent = "MUSHRA";
						select.appendChild(opt2);
						this.popupBody.appendChild(select);

						var button = document.createElement('button');
						button.className = "popupButton";
						button.textContent = "Submit";
						button.onclick = function(event) {
							var select = document.getElementById("interface-select");
							specificationNode.interfaceType = select.value;
							specificationNode.collectMetrics = true;
							popupInstance.advanceState();
						};
						this.popupFooter.appendChild(button);
						break;
					case 2:
						this.popupTitleText.textContent = "Test Options";
						var holder = document.createElement('div');
						holder.style.margin = "5px";
						var checkbox = document.createElement('input');
						checkbox.type = 'checkbox';
						checkbox.id = "Randomise-Page";
						var text = document.createElement('span');
						text.textContent = "Randomise Page Order";
						holder.appendChild(checkbox);
						holder.appendChild(text);
						this.popupBody.appendChild(holder);
						switch(specificationNode.interfaceType)
						{
						case "APE":
							for (var i=0; i<APEInterfaceOptions[0].length; i++)
							{
								holder = document.createElement('div');
								holder.style.margin = "5px";
								checkbox = document.createElement('input');
								checkbox.type = 'checkbox';
								checkbox.setAttribute("name","option");
								checkbox.id = APEInterfaceOptions[0][i];
								text = document.createElement('span');
								text.textContent = APEInterfaceOptions[1][i];
								holder.appendChild(checkbox);
								holder.appendChild(text);
								this.popupBody.appendChild(holder);
							}
							for (var i=0; i<APEInterfaceChecks[0].length; i++)
							{
								holder = document.createElement('div');
								holder.style.margin = "5px";
								checkbox = document.createElement('input');
								checkbox.type = 'checkbox';
								checkbox.setAttribute("name","check");
								checkbox.id = APEInterfaceChecks[0][i];
								text = document.createElement('span');
								text.textContent = APEInterfaceChecks[1][i];
								holder.appendChild(checkbox);
								holder.appendChild(text);
								this.popupBody.appendChild(holder);
							}
							break;
						case "MUSHRA":
							for (var i=0; i<MUSHRAInterfaceOptions[0].length; i++)
							{
								holder = document.createElement('div');
								holder.style.margin = "5px";
								checkbox = document.createElement('input');
								checkbox.type = 'checkbox';
								checkbox.setAttribute("name","option");
								checkbox.id = MUSHRAInterfaceOptions[0][i];
								text = document.createElement('span');
								text.textContent = MUSHRAInterfaceOptions[1][i];
								holder.appendChild(checkbox);
								holder.appendChild(text);
								this.popupBody.appendChild(holder);
							}
							for (var i=0; i<MUSHRAInterfaceChecks[0].length; i++)
							{
								holder = document.createElement('div');
								holder.style.margin = "5px";
								checkbox = document.createElement('input');
								checkbox.type = 'checkbox';
								checkbox.setAttribute("name","check");
								checkbox.id = MUSHRAInterfaceChecks[0][i];
								text = document.createElement('span');
								text.textContent = MUSHRAInterfaceChecks[1][i];
								holder.appendChild(checkbox);
								holder.appendChild(text);
								this.popupBody.appendChild(holder);
							}
						}
						var button = document.createElement('button');
						button.className = "popupButton";
						button.textContent = "Submit";
						button.onclick = function(event) {
							var optHold = popupInstance.popupBody;
							var opt = optHold.firstChild;
							var input = opt.getElementsByTagName('input')[0];
							specificationNode.randomiseOrder = input.checked;
							while(opt.nextSibling != null)
							{
								opt = opt.nextSibling;
								input = opt.getElementsByTagName('input')[0];
								if (input.checked)
								{
									specificationNode.commonInterface.options.push(new specificationNode.commonInterface.optionNode(input));
								}

							}
							popupInstance.advanceState();
						};
						this.popupFooter.appendChild(button);
						break;
					case 3:
						audioObjects = [];
						this.popupTitleText.textContent = "Test Page";
						var span = document.createElement('span');
						span.textContent = "Drag and drop your audio files into the box below to add them to a test page";
						this.popupBody.appendChild(span);
						var dnd = document.createElement('div');
						dnd.id = "audio-holder-drop";
						dnd.style.width = "100%";
						dnd.style.minHeight = "50px";
						dnd.style.maxHeight = "220px";
						dnd.style.overflow = 'auto';
						dnd.className = "dragndrop";
						dnd.ondragover = function(e) {
							if(e.preventDefault) {e.preventDefault();}
							return false;
						};
						dnd.ondragenter = function(e) {
							if(e.preventDefault) {e.preventDefault();}
							return false;
						};
						dnd.ondrop = function(e) {
							if(e.preventDefault) {e.preventDefault();}
							var dt = e.dataTransfer;
							var body = document.getElementById("audio-holder-drop");
							var files = dt.files;
							for (var i = 0, f; f = files[i]; i++)
							{
								var ao = new audioObject();
								ao.constructTrack(f);
								audioObjects.push(ao);
								var dndHeader = document.createElement('div');
								dndHeader.style.width = "100%";
								dndHeader.style.height = "20px";
								dndHeader.style.borderBottom = "#DDD";
								dndHeader.style.borderBottomWidth = "1px";
								dndHeader.style.borderBottomStyle = "solid";
								dndHeader.setAttribute('aoID',audioObjects.length-1);
								var dndHInclude = document.createElement('div');
								dndHInclude.style.width = "30px";
								dndHInclude.className = "dndheaderelement";
								var includeCheck = document.createElement('input');
								includeCheck.type = "checkbox";
								includeCheck.name = "include-check";
								includeCheck.checked = true;
								includeCheck.onchange = function()
								{
									var i = event.currentTarget.parentElement.parentElement.getAttribute('aoID');
									audioObjects[i].include = event.currentTarget.checked;
								};
								dndHInclude.appendChild(includeCheck);
								dndHeader.appendChild(dndHInclude);
								var dndHTitle = document.createElement('div');
								dndHTitle.style.width = "180px";
								dndHTitle.className = "dndheaderelement";
								var text = document.createElement('span');
								text.textContent = f.name;
								dndHTitle.appendChild(text);
								dndHeader.appendChild(dndHTitle);
								var dndHID = document.createElement('div');
								dndHID.style.width = "100px";
								dndHID.className = "dndheaderelement";
								var IDInput = document.createElement('input');
								IDInput.name = "audio-fragment-ID";
								IDInput.value = f.name.split('.')[0];
								IDInput.onchange = function()
								{
									var allIDInput = document.getElementsByName("audio-fragment-ID");
									var isCopy = new Array(allIDInput.length);
									isCopy.fill(0,0,this.length);
									if (allIDInput.length > 1)
									{
										for (var j=0; j<allIDInput.length; j++)
										{
											var textCompare1 = allIDInput[j].value;
											for (var k=j+1; k<allIDInput.length; k++)
											{
												var textCompare2 = allIDInput[k].value;
												if (textCompare1 == textCompare2)
												{
													isCopy[j] = 1;
													isCopy[k] = 1;
												}
											}
										}
									}
									var button = document.getElementById('submit');
									button.disabled = false;
									for (var j=0; j<allIDInput.length; j++)
									{
										if (isCopy[j] == 1)
										{
											allIDInput[j].style.backgroundColor = '#F22';
											button.disabled = true;
										}
										else
										{
											allIDInput[j].style.backgroundColor = '#FFF';
											audioObjects[j].id = allIDInput[j].value;
										}
									}
								};
								IDInput.style.width = "96px";
								dndHID.appendChild(IDInput);
								dndHeader.appendChild(dndHID);
								var dndHPlay = document.createElement('div');
								dndHPlay.style.width = "100px";
								dndHPlay.className = "dndheaderelement";
								var audio = document.createElement('button');
								audio.textContent = 'Play';
								audio.className = "popupButton";
								audio.style.height = "inherit";
								audio.onclick = function()
								{
									var i = event.currentTarget.parentElement.parentElement.getAttribute('aoID');
									audioObjects[i].play();
								};
								dndHPlay.appendChild(audio);
								dndHeader.appendChild(dndHPlay);
								dnd.appendChild(dndHeader);
								IDInput.onchange();
							}
						};
						var dndHeader = document.createElement('div');
						dndHeader.style.width = "100%";
						dndHeader.style.height = "15px";
						dndHeader.style.borderBottom = "#DDD";
						dndHeader.style.borderBottomWidth = "1px";
						dndHeader.style.borderBottomStyle = "solid";
						var dndHInclude = document.createElement('div');
						dndHInclude.style.width = "30px";
						dndHInclude.className = "dndheaderelement";
						var text = document.createElement('span');
						text.textContent = "Inc.";
						dndHInclude.appendChild(text);
						dndHeader.appendChild(dndHInclude);
						var dndHTitle = document.createElement('div');
						dndHTitle.style.width = "180px";
						dndHTitle.className = "dndheaderelement";
						text = document.createElement('span');
						text.textContent = "File Name";
						dndHTitle.appendChild(text);
						dndHeader.appendChild(dndHTitle);
						var dndHID = document.createElement('div');
						dndHID.style.width = "100px";
						dndHID.className = "dndheaderelement";
						text = document.createElement('span');
						text.textContent = "ID";
						dndHID.appendChild(text);
						dndHeader.appendChild(dndHID);
						var dndHPlay = document.createElement('div');
						dndHPlay.style.width = "100px";
						dndHPlay.className = "dndheaderelement";
						text = document.createElement('span');
						text.textContent = "Sample";
						dndHPlay.appendChild(text);
						dndHeader.appendChild(dndHPlay);
						dnd.appendChild(dndHeader);
						this.popupBody.appendChild(dnd);
						var button = document.createElement('button');
						button.id = 'submit';
						button.className = "popupButton";
						button.textContent = "Submit";
						button.onclick = function(event)
						{
							// Construct the audio-holder nodes;
							for (var i=0; i<audioObjects.length; i++)
							{
								if (!audioObjects[i].include)
								{
									audioObjects.pop(audioObjects[i]);
								}
							}
							if (audioObjects.length != 0)
							{
								popupInstance.advanceState();
							}
						};
						this.popupFooter.appendChild(button);
						break;
					case 4:
						this.popupTitleText.textContent = "Test Page - Options";
						var span = document.createElement('span');
						span.textContent = "Set your test page options here";
						this.popupBody.appendChild(span);
						var pair = document.createElement('div');
						pair.style.margin = '5px';
						var text = document.createElement('span');
						text.textContent = "Page ID:";
						var input = document.createElement('input');
						input.value = specificationNode.audioHolders.length;
						input.id = "id";
						pair.appendChild(text);
						pair.appendChild(input);
						this.popupBody.appendChild(pair);
						pair = document.createElement('div');
						pair.style.margin = '5px';
						text = document.createElement('span');
						text.textContent = "Randomise Fragment Order";
						input = document.createElement('input');
						input.type = "checkbox";
						input.id = "randomiseOrder";
						pair.appendChild(input);
						pair.appendChild(text);
						this.popupBody.appendChild(pair);
						pair = document.createElement('div');
						pair.style.margin = '5px';
						text = document.createElement('span');
						text.textContent = "Loop Fragment Playback";
						input = document.createElement('input');
						input.type = "checkbox";
						input.id = "loop";
						pair.appendChild(input);
						pair.appendChild(text);
						this.popupBody.appendChild(pair);
						pair = document.createElement('div');
						pair.style.margin = '5px';
						text = document.createElement('span');
						text.textContent = "Show fragment comment boxes";
						input = document.createElement('input');
						input.type = "checkbox";
						input.id = "elementComments";
						pair.appendChild(input);
						pair.appendChild(text);
						this.popupBody.appendChild(pair);
						var button = document.createElement('button');
						button.id = 'submit';
						button.className = "popupButton";
						button.textContent = "Next";
						button.onclick = function(event)
						{
							var ah = new specificationNode.audioHolderNode(specificationNode);
							ah.id = document.getElementById('id').value;
							ah.presentedId = specificationNode.audioHolders.length;
							ah.hostURL = ah.id+'/';
							ah.randomiseOrder = document.getElementById('randomiseOrder').checked;
							ah.loop = document.getElementById('loop').checked;
							ah.elementComments = document.getElementById('elementComments').checked;
							for (var i=0; i<audioObjects.length; i++)
							{
								ah.audioElements.push(new ah.audioElementNode(ah,audioObjects[i]));
							}
							specificationNode.audioHolders.push(ah);
							popupInstance.advanceState();
						};
						this.popupFooter.appendChild(button);
						break;
					case 5:
						this.dataTransfer = null;
						this.popupTitleText.textContent = "Test Page - Pre/Post Survey";
						var span = document.createElement('span');
						span.textContent = "Add your pre test page options here";
						this.popupBody.appendChild(span);
						var preHolder = document.createElement('div');
						preHolder.id = "preHolder";
						preHolder.style.width = "460px";
						preHolder.style.minHeight = "100px";
						preHolder.style.maxHeight = "220px";
						preHolder.style.overflow = 'auto';
						preHolder.style.border = "black";
						preHolder.style.borderStyle = "solid";
						preHolder.style.borderWidth = "1px";
						this.popupBody.appendChild(preHolder);
						var audioHolder = specificationNode.audioHolders[specificationNode.audioHolders.length-1];
						var preHeaderHolder = document.createElement('div');
						preHeaderHolder.style.width = "456px";
						preHeaderHolder.style.height= "20px";
						preHeaderHolder.style.margin= "2px";
						preHeaderHolder.style.borderBottom = "#DDD";
						preHeaderHolder.style.borderBottomWidth = "1px";
						preHeaderHolder.style.borderBottomStyle = "solid";
						var mvH = document.createElement('div');
						mvH.className = "dndheaderelement";
						mvH.style.width = "50px";
						var text = document.createElement('span');
						text.textContent = "Order";
						mvH.appendChild(text);
						preHeaderHolder.appendChild(mvH);
						var idH = document.createElement('div');
						idH.className = "dndheaderelement";
						idH.style.width = "150px";
						text = document.createElement('span');
						text.textContent = "ID";
						idH.appendChild(text);
						preHeaderHolder.appendChild(idH);
						var tH = document.createElement('div');
						tH.className = "dndheaderelement";
						tH.style.width = "150px";
						text = document.createElement('span');
						text.textContent = "Type";
						tH.appendChild(text);
						preHeaderHolder.appendChild(tH);
						var editH = document.createElement('div');
						editH.className = "dndheaderelement";
						editH.style.width = "50px";
						text = document.createElement('span');
						text.textContent = "Edit";
						editH.appendChild(text);
						preHeaderHolder.appendChild(editH);
						var deleteH = document.createElement('div');
						deleteH.className = "dndheaderelement";
						deleteH.style.width = "50px";
						text = document.createElement('span');
						text.textContent = "Delete";
						deleteH.appendChild(text);
						preHeaderHolder.appendChild(deleteH);
						preHolder.appendChild(preHeaderHolder);


						for (var i=0; i<audioHolder.preTest.options.length; i++)
						{
							var optionNode = audioHolder.preTest.options[i];
							var entry = document.createElement('div');
							entry.style.width = "456px";
							entry.style.height= "20px";
							entry.style.margin= "2px";
							entry.style.borderBottom = "#DDD";
							entry.style.borderBottomWidth = "1px";
							entry.style.borderBottomStyle = "solid";
							entry.setAttribute("node-id",i);
							var node = audioHolder.preTest.options[i];
							var mvH = document.createElement('div');
							mvH.className = "dndheaderelement";
							mvH.style.width = "50px";
							var mvup = document.createElement("button");
							mvup.textContent = "Up";
							mvup.style.width = "25px";
							mvup.style.padding = "1px 0px";
							mvup.onclick = function()
							{
								var i = Number(event.currentTarget.parentElement.parentElement.getAttribute("node-id"));
								if (i != 0)
								{
									var next = audioHolder.preTest.options[i-1];
									var cur = audioHolder.preTest.options[i];
									audioHolder.preTest.options[i-1] = cur;
									audioHolder.preTest.options[i] = next;
									popupInstance.state = 5;
									popupInstance.advanceState();
								}
							};
							mvH.appendChild(mvup);
							var mvdn = document.createElement("button");
							mvdn.textContent = "Dn";
							mvdn.style.width = "25px";
							mvdn.style.padding = "1px 0px";
							mvdn.onclick = function()
							{
								var i = Number(event.currentTarget.parentElement.parentElement.getAttribute("node-id"));
								if (i != audioHolder.preTest.options.length-1)
								{
									var next = audioHolder.preTest.options[i+1];
									var cur = audioHolder.preTest.options[i];
									audioHolder.preTest.options[i+1] = cur;
									audioHolder.preTest.options[i] = next;
									popupInstance.state = 5;
									popupInstance.advanceState();
								}
							};
							mvH.appendChild(mvdn);
							entry.appendChild(mvH);
							var idH = document.createElement('div');
							idH.className = "dndheaderelement";
							idH.style.width = "150px";
							if (optionNode.type != "statement")
							{
								var span = document.createElement('span');
								span.textContent = optionNode.id;
								idH.appendChild(span);
							}
							entry.appendChild(idH);
							var typeH = document.createElement('div');
							typeH.className = "dndheaderelement";
							typeH.style.width = "150px";
							var span = document.createElement('span');
							span.textContent = optionNode.type;
							typeH.appendChild(span);
							entry.appendChild(typeH);
							var editH = document.createElement('div');
							editH.className = "dndheaderelement";
							editH.style.width = "50px";
							var editButton = document.createElement("button");
							editButton.textContent = "Edit";
							editButton.style.width = "48px";
							editButton.style.padding = "1px 0px";
							editButton.onclick = function()
							{
								var i = Number(event.currentTarget.parentElement.parentElement.getAttribute("node-id"));
								popupInstance.dataTransfer = new function() {
									this.title = "Edit Test Node";
									this.parent = specificationNode.audioHolders[specificationNode.audioHolders.length-1].preTest;
									this.node = this.parent.options[i];
									this.previousState = 5;
								};
								popupInstance.advanceState();
							};
							editH.appendChild(editButton);
							entry.appendChild(editH);
							var deleteH = document.createElement('div');
							deleteH.className = "dndheaderelement";
							deleteH.style.width = "50px";
							var deleteButton = document.createElement("button");
							deleteButton.textContent = "Del";
							deleteButton.style.width = "48px";
							deleteButton.style.padding = "1px 0px";
							deleteButton.onclick = function()
							{
								var i = Number(event.currentTarget.parentElement.parentElement.getAttribute("node-id"));
								var j = i+1;
								while(j < audioHolder.preTest.options.length)
								{
									audioHolder.preTest.options[i] = audioHolder.preTest.options[j];
									j++;
									i++;
								}
								audioHolder.preTest.options.pop();
								popupInstance.state = 5;
								popupInstance.advanceState();
							};
							deleteH.appendChild(deleteButton);
							entry.appendChild(deleteH);
							preHolder.appendChild(entry);
						}
						var entry = document.createElement('div');
						entry.style.width = "456px";
						entry.style.height= "20px";
						entry.style.margin= "2px";
						entry.style.borderBottom = "#DDD";
						entry.style.borderBottomWidth = "1px";
						entry.style.borderBottomStyle = "solid";
						entry.align = "center";
						var addPre = document.createElement('button');
						addPre.className = "popupButton";
						addPre.textContent = "Add New Entry";
						addPre.style.height = "20px";
						addPre.onclick = function()
						{
							popupInstance.dataTransfer = new function() {
								this.title = "New Pre Test Node";
								this.parent = specificationNode.audioHolders[specificationNode.audioHolders.length-1].preTest;
								this.node = null;
								this.previousState = 5;
							};
							popupInstance.advanceState();
						};
						entry.appendChild(addPre);
						preHolder.appendChild(entry);

						var span = document.createElement('span');
						span.textContent = "Add your post test page options here";
						this.popupBody.appendChild(span);
						var postHolder = document.createElement('div');
						postHolder.id = "preHolder";
						postHolder.style.width = "100%";
						postHolder.style.minHeight = "100px";
						postHolder.style.maxHeight = "220px";
						postHolder.style.overflow = 'auto';
						postHolder.style.border = "black";
						postHolder.style.borderStyle = "solid";
						postHolder.style.borderWidth = "1px";
						this.popupBody.appendChild(postHolder);
						var postHeaderHolder = document.createElement('div');
						postHeaderHolder.style.width = "456px";
						postHeaderHolder.style.height= "20px";
						postHeaderHolder.style.margin= "2px";
						postHeaderHolder.style.borderBottom = "#DDD";
						postHeaderHolder.style.borderBottomWidth = "1px";
						postHeaderHolder.style.borderBottomStyle = "solid";
						var mvH = document.createElement('div');
						mvH.className = "dndheaderelement";
						mvH.style.width = "50px";
						var text = document.createElement('span');
						text.textContent = "Order";
						mvH.appendChild(text);
						postHeaderHolder.appendChild(mvH);
						var idH = document.createElement('div');
						idH.className = "dndheaderelement";
						idH.style.width = "150px";
						text = document.createElement('span');
						text.textContent = "ID";
						idH.appendChild(text);
						postHeaderHolder.appendChild(idH);
						var tH = document.createElement('div');
						tH.className = "dndheaderelement";
						tH.style.width = "150px";
						text = document.createElement('span');
						text.textContent = "Type";
						tH.appendChild(text);
						postHeaderHolder.appendChild(tH);
						var editH = document.createElement('div');
						editH.className = "dndheaderelement";
						editH.style.width = "50px";
						text = document.createElement('span');
						text.textContent = "Edit";
						editH.appendChild(text);
						postHeaderHolder.appendChild(editH);
						var deleteH = document.createElement('div');
						deleteH.className = "dndheaderelement";
						deleteH.style.width = "50px";
						text = document.createElement('span');
						text.textContent = "Delete";
						deleteH.appendChild(text);
						postHeaderHolder.appendChild(deleteH);
						postHolder.appendChild(postHeaderHolder);

						for (var i=0; i<audioHolder.postTest.options.length; i++)
						{
							var optionNode = audioHolder.postTest.options[i];
							var entry = document.createElement('div');
							entry.style.width = "456px";
							entry.style.height= "20px";
							entry.style.margin= "2px";
							entry.style.borderBottom = "#DDD";
							entry.style.borderBottomWidth = "1px";
							entry.style.borderBottomStyle = "solid";
							entry.setAttribute("node-id",i);
							var node = audioHolder.postTest.options[i];
							var mvH = document.createElement('div');
							mvH.className = "dndheaderelement";
							mvH.style.width = "50px";
							var mvup = document.createElement("button");
							mvup.textContent = "Up";
							mvup.style.width = "25px";
							mvup.style.padding = "1px 0px";
							mvup.onclick = function()
							{
								var i = Number(event.currentTarget.parentElement.parentElement.getAttribute("node-id"));
								if (i != 0)
								{
									var next = audioHolder.postTest.options[i-1];
									var cur = audioHolder.postTest.options[i];
									audioHolder.postTest.options[i-1] = cur;
									audioHolder.postTest.options[i] = next;
									popupInstance.state = 5;
									popupInstance.advanceState();
								}
							};
							mvH.appendChild(mvup);
							var mvdn = document.createElement("button");
							mvdn.textContent = "Dn";
							mvdn.style.width = "25px";
							mvdn.style.padding = "1px 0px";
							mvdn.onclick = function()
							{
								var i = Number(event.currentTarget.parentElement.parentElement.getAttribute("node-id"));
								if (i != audioHolder.postTest.options.length-1)
								{
									var next = audioHolder.postTest.options[i+1];
									var cur = audioHolder.postTest.options[i];
									audioHolder.postTest.options[i+1] = cur;
									audioHolder.postTest.options[i] = next;
									popupInstance.state = 5;
									popupInstance.advanceState();
								}
							};
							mvH.appendChild(mvdn);
							entry.appendChild(mvH);
							var idH = document.createElement('div');
							idH.className = "dndheaderelement";
							idH.style.width = "150px";
							if (optionNode.type != "statement")
							{
								var span = document.createElement('span');
								span.textContent = optionNode.id;
								idH.appendChild(span);
							}
							entry.appendChild(idH);
							var typeH = document.createElement('div');
							typeH.className = "dndheaderelement";
							typeH.style.width = "150px";
							var span = document.createElement('span');
							span.textContent = optionNode.type;
							typeH.appendChild(span);
							entry.appendChild(typeH);
							var editH = document.createElement('div');
							editH.className = "dndheaderelement";
							editH.style.width = "50px";
							var editButton = document.createElement("button");
							editButton.textContent = "Edit";
							editButton.style.width = "48px";
							editButton.style.padding = "1px 0px";
							editButton.onclick = function()
							{
								var i = Number(event.currentTarget.parentElement.parentElement.getAttribute("node-id"));
								popupInstance.dataTransfer = new function() {
									this.title = "Edit Test Node";
									this.parent = specificationNode.audioHolders[specificationNode.audioHolders.length-1].postTest;
									this.node = this.parent.options[i];
									this.previousState = 5;
								};
								popupInstance.advanceState();
							};
							editH.appendChild(editButton);
							entry.appendChild(editH);
							var deleteH = document.createElement('div');
							deleteH.className = "dndheaderelement";
							deleteH.style.width = "50px";
							var deleteButton = document.createElement("button");
							deleteButton.textContent = "Del";
							deleteButton.style.width = "48px";
							deleteButton.style.padding = "1px 0px";
							deleteButton.onclick = function()
							{
								var i = Number(event.currentTarget.parentElement.parentElement.getAttribute("node-id"));
								var j = i+1;
								while(j < audioHolder.postTest.options.length)
								{
									audioHolder.postTest.options[i] = audioHolder.postTest.options[j];
									j++;
									i++;
								}
								audioHolder.postTest.options.pop();
								popupInstance.state = 5;
								popupInstance.advanceState();
							};
							deleteH.appendChild(deleteButton);
							entry.appendChild(deleteH);
							postHolder.appendChild(entry);
						}

						var entry = document.createElement('div');
						entry.style.width = "456px";
						entry.style.height= "20px";
						entry.style.margin= "2px";
						entry.style.borderBottom = "#DDD";
						entry.style.borderBottomWidth = "1px";
						entry.style.borderBottomStyle = "solid";
						entry.align = "center";
						var addPost = document.createElement('button');
						addPost.className = "popupButton";
						addPost.textContent = "Add New Entry";
						addPost.style.height = "20px";
						addPost.onclick = function()
						{
							popupInstance.dataTransfer = new function() {
								this.title = "New Pre Test Node";
								this.parent = specificationNode.audioHolders[specificationNode.audioHolders.length-1].postTest;
								this.node = null;
								this.previousState = 5;
							};
							popupInstance.advanceState();
						};
						entry.appendChild(addPost);
						postHolder.appendChild(entry);

						var button = document.createElement('button');
						button.id = 'submit';
						button.className = "popupButton";
						button.textContent = "Finish";
						button.onclick = function(event)
						{
							popupInstance.state = 7;
							popupInstance.advanceState();
						};
						this.popupFooter.appendChild(button);
						button = document.createElement('button');
						button.id = 'submit';
						button.className = "popupButton";
						button.textContent = "Add Another Page";
						button.onclick = function(event)
						{
							popupInstance.state = 3;
							popupInstance.advanceState();
						};
						this.popupFooter.appendChild(button);
						break;
					case 6:
						this.popupTitleText.textContent = this.dataTransfer.title;
						var span = document.createElement('span');
						span.textContent = "Select survey settings here";
						this.popupBody.appendChild(span);
						var div = document.createElement('div');
						span = document.createElement("span");
						span.textContent = "Survey Type";
						var select = document.createElement("select");
						select.id="survey-select";
						var option = document.createElement('option');
						option.textContent = "Statement";
						option.value = "statement";
						select.appendChild(option);
						option = document.createElement('option');
						option.textContent = "Question";
						option.value = "question";
						select.appendChild(option);
						option = document.createElement('option');
						option.textContent = "Number";
						option.value = "number";
						select.appendChild(option);
						option = document.createElement('option');
						option.textContent = "Radio";
						option.value = "radio";
						select.appendChild(option);
						option = document.createElement('option');
						option.textContent = "Checkbox";
						option.value = "checkbox";
						select.appendChild(option);
						this.popupBody.appendChild(select);
						var options = document.createElement('div');
						options.id = "survey-options";
						this.popupBody.appendChild(options);
						var button = document.createElement('button');
						button.id = 'submit';
						button.className = "popupButton";
						button.textContent = "Add";
						button.onclick = function(event)
						{
							var parent = popupInstance.dataTransfer.parent;
							if (popupInstance.dataTransfer.node == null)
							{
								var node = new parent.OptionNode();
							} else
							{
								var node = popupInstance.dataTransfer.node;
							}
							node.type = document.getElementById("survey-select").value;
							switch(node.type)
							{
							case "statement":
								node.statement = document.getElementById("statement").value;
								break;
							case "question":
								node.question = document.getElementById("question").value;
								node.id = document.getElementById("ID").value;
								node.mandatory = document.getElementById("mandatory").checked;
								node.boxsize = document.getElementById("boxsize").value;
								break;
							}
							if (popupInstance.dataTransfer.node == null)
							{parent.options.push(node);}
							popupInstance.state = popupInstance.dataTransfer.previousState;
							popupInstance.advanceState();
						};
						this.popupFooter.appendChild(button);
						select.onchange = function()
						{
							var options = document.getElementById("survey-options");
							options.innerHTML = null;
							switch(this.value)
							{
							case "statement":
								var span = document.createElement('span');
								span.textContent = "Enter Statement";
								var tA = document.createElement('textarea');
								tA.id = "statement";
								tA.style.width = "460px";
								tA.style.height = "96px";
								if (popupInstance.dataTransfer.node != null)
								{tA.value = this.dataTransfer.node.statement;}
								options.appendChild(span);
								options.appendChild(tA);
								break;
							case "question":
								var span = document.createElement('span');
								span.textContent = "Enter Question";
								var tA = document.createElement('textarea');
								tA.style.width = "460px";
								tA.style.height = "54px";
								tA.id = "question";
								options.appendChild(span);
								options.appendChild(tA);
								var div = document.createElement('div');
								var input = document.createElement('input');
								input.id = "ID";
								span = document.createElement('span');
								span.textContent = "ID:";
								div.appendChild(span);
								div.appendChild(input);
								options.appendChild(div);
								div = document.createElement('div');
								input = document.createElement('input');
								input.type = "checkbox";
								input.id = "mandatory";
								span = document.createElement('span');
								span.textContent = "Mandatory";
								div.appendChild(span);
								div.appendChild(input);
								options.appendChild(div);
								div = document.createElement('div');
								var boxsize = document.createElement("select");
								boxsize.id = "boxsize";
								var selOpt = document.createElement("option");
								selOpt.value = "normal";
								selOpt.textContent = "Normal";
								boxsize.appendChild(selOpt);
								selOpt = document.createElement("option");
								selOpt.value = "small";
								selOpt.textContent = "Small";
								boxsize.appendChild(selOpt);
								selOpt = document.createElement("option");
								selOpt.value = "large";
								selOpt.textContent = "Large";
								boxsize.appendChild(selOpt);
								selOpt = document.createElement("option");
								selOpt.value = "huge";
								selOpt.textContent = "Huge";
								boxsize.appendChild(selOpt);
								span = document.createElement('span');
								span.textContent = "Response Text Area";
								div.appendChild(span);
								div.appendChild(boxsize);
								options.appendChild(div);
								if (popupInstance.dataTransfer.node != null)
								{
									tA.value = popupInstance.dataTransfer.node.question;
									document.getElementById("ID").value = popupInstance.dataTransfer.node.id;
									document.getElementById("mandatory").value = popupInstance.dataTransfer.node.mandatory;
									document.getElementById("boxsize").value = popupInstance.dataTransfer.node.boxsize;
								}
								break;
							case "number":
								var span = document.createElement('span');
								span.textContent = "Enter Question";
								var tA = document.createElement('textarea');
								tA.style.width = "460px";
								tA.style.height = "54px";
								tA.id = "question";
								options.appendChild(span);
								options.appendChild(tA);
								var div = document.createElement('div');
								var input = document.createElement('input');
								input.id = "ID";
								span = document.createElement('span');
								span.textContent = "ID:";
								div.appendChild(span);
								div.appendChild(input);
								options.appendChild(div);
								div = document.createElement('div');
								input = document.createElement('input');
								input.type = "checkbox";
								input.id = "mandatory";
								span = document.createElement('span');
								span.textContent = "Mandatory";
								div.appendChild(span);
								div.appendChild(input);
								options.appendChild(div);
								div = document.createElement('div');
								break;
							}
						};
						if (this.dataTransfer.node != null)
						{
							select.value = this.dataTransfer.node.type;
						}
						select.onchange();
						break;
					case 7:
						this.dataTransfer = null;
						this.popupTitleText.textContent = "Test Session - Pre/Post Survey";
						var span = document.createElement('span');
						span.textContent = "Add your pre test session and post test session survey options here";
						this.popupBody.appendChild(span);
						var preHolder = document.createElement('div');
						preHolder.id = "preHolder";
						preHolder.style.width = "460px";
						preHolder.style.minHeight = "100px";
						preHolder.style.maxHeight = "220px";
						preHolder.style.overflow = 'auto';
						preHolder.style.border = "black";
						preHolder.style.borderStyle = "solid";
						preHolder.style.borderWidth = "1px";
						this.popupBody.appendChild(preHolder);
						var preHeaderHolder = document.createElement('div');
						preHeaderHolder.style.width = "456px";
						preHeaderHolder.style.height= "20px";
						preHeaderHolder.style.margin= "2px";
						preHeaderHolder.style.borderBottom = "#DDD";
						preHeaderHolder.style.borderBottomWidth = "1px";
						preHeaderHolder.style.borderBottomStyle = "solid";
						var mvH = document.createElement('div');
						mvH.className = "dndheaderelement";
						mvH.style.width = "50px";
						var text = document.createElement('span');
						text.textContent = "Order";
						mvH.appendChild(text);
						preHeaderHolder.appendChild(mvH);
						var idH = document.createElement('div');
						idH.className = "dndheaderelement";
						idH.style.width = "150px";
						text = document.createElement('span');
						text.textContent = "ID";
						idH.appendChild(text);
						preHeaderHolder.appendChild(idH);
						var tH = document.createElement('div');
						tH.className = "dndheaderelement";
						tH.style.width = "150px";
						text = document.createElement('span');
						text.textContent = "Type";
						tH.appendChild(text);
						preHeaderHolder.appendChild(tH);
						var editH = document.createElement('div');
						editH.className = "dndheaderelement";
						editH.style.width = "50px";
						text = document.createElement('span');
						text.textContent = "Edit";
						editH.appendChild(text);
						preHeaderHolder.appendChild(editH);
						var deleteH = document.createElement('div');
						deleteH.className = "dndheaderelement";
						deleteH.style.width = "50px";
						text = document.createElement('span');
						text.textContent = "Delete";
						deleteH.appendChild(text);
						preHeaderHolder.appendChild(deleteH);
						preHolder.appendChild(preHeaderHolder);


						for (var i=0; i<specificationNode.preTest.options.length; i++)
						{
							var optionNode = specificationNode.preTest.options[i];
							var entry = document.createElement('div');
							entry.style.width = "456px";
							entry.style.height= "20px";
							entry.style.margin= "2px";
							entry.style.borderBottom = "#DDD";
							entry.style.borderBottomWidth = "1px";
							entry.style.borderBottomStyle = "solid";
							entry.setAttribute("node-id",i);
							var node = specificationNode.preTest.options[i];
							var mvH = document.createElement('div');
							mvH.className = "dndheaderelement";
							mvH.style.width = "50px";
							var mvup = document.createElement("button");
							mvup.textContent = "Up";
							mvup.style.width = "25px";
							mvup.style.padding = "1px 0px";
							mvup.onclick = function()
							{
								var i = Number(event.currentTarget.parentElement.parentElement.getAttribute("node-id"));
								if (i != 0)
								{
									var next = specificationNode.preTest.options[i-1];
									var cur = specificationNode.preTest.options[i];
									specificationNode.preTest.options[i-1] = cur;
									specificationNode.preTest.options[i] = next;
									popupInstance.state = 7;
									popupInstance.advanceState();
								}
							};
							mvH.appendChild(mvup);
							var mvdn = document.createElement("button");
							mvdn.textContent = "Dn";
							mvdn.style.width = "25px";
							mvdn.style.padding = "1px 0px";
							mvdn.onclick = function()
							{
								var i = Number(event.currentTarget.parentElement.parentElement.getAttribute("node-id"));
								if (i != specificationNode.preTest.options.length-1)
								{
									var next = specificationNode.preTest.options[i+1];
									var cur = specificationNode.preTest.options[i];
									specificationNode.preTest.options[i+1] = cur;
									specificationNode.preTest.options[i] = next;
									popupInstance.state = 7;
									popupInstance.advanceState();
								}
							};
							mvH.appendChild(mvdn);
							entry.appendChild(mvH);
							var idH = document.createElement('div');
							idH.className = "dndheaderelement";
							idH.style.width = "150px";
							if (optionNode.type != "statement")
							{
								var span = document.createElement('span');
								span.textContent = optionNode.id;
								idH.appendChild(span);
							}
							entry.appendChild(idH);
							var typeH = document.createElement('div');
							typeH.className = "dndheaderelement";
							typeH.style.width = "150px";
							var span = document.createElement('span');
							span.textContent = optionNode.type;
							typeH.appendChild(span);
							entry.appendChild(typeH);
							var editH = document.createElement('div');
							editH.className = "dndheaderelement";
							editH.style.width = "50px";
							var editButton = document.createElement("button");
							editButton.textContent = "Edit";
							editButton.style.width = "48px";
							editButton.style.padding = "1px 0px";
							editButton.onclick = function()
							{
								var i = Number(event.currentTarget.parentElement.parentElement.getAttribute("node-id"));
								popupInstance.dataTransfer = new function() {
									this.title = "Edit Test Node";
									this.parent = specificationNode.preTest;
									this.node = this.parent.options[i];
									this.previousState = 7;
								};
								popupInstace.state = 6;
								popupInstance.advanceState();
							};
							editH.appendChild(editButton);
							entry.appendChild(editH);
							var deleteH = document.createElement('div');
							deleteH.className = "dndheaderelement";
							deleteH.style.width = "50px";
							var deleteButton = document.createElement("button");
							deleteButton.textContent = "Del";
							deleteButton.style.width = "48px";
							deleteButton.style.padding = "1px 0px";
							deleteButton.onclick = function()
							{
								var i = Number(event.currentTarget.parentElement.parentElement.getAttribute("node-id"));
								var j = i+1;
								while(j < specificationNode.preTest.options.length)
								{
									specificationNode.preTest.options[i] = specificationNode.preTest.options[j];
									j++;
									i++;
								}
								specificationNode.preTest.options.pop();
								popupInstance.state = 7;
								popupInstance.advanceState();
							};
							deleteH.appendChild(deleteButton);
							entry.appendChild(deleteH);
							preHolder.appendChild(entry);
						}
						var entry = document.createElement('div');
						entry.style.width = "456px";
						entry.style.height= "20px";
						entry.style.margin= "2px";
						entry.style.borderBottom = "#DDD";
						entry.style.borderBottomWidth = "1px";
						entry.style.borderBottomStyle = "solid";
						entry.align = "center";
						var addPre = document.createElement('button');
						addPre.className = "popupButton";
						addPre.textContent = "Add New Entry";
						addPre.style.height = "20px";
						addPre.onclick = function()
						{
							popupInstance.dataTransfer = new function() {
								this.title = "New Pre Test Node";
								this.parent = specificationNode.preTest;
								this.node = null;
								this.previousState = 7;
							};
							popupInstance.state = 6;
							popupInstance.advanceState();
						};
						entry.appendChild(addPre);
						preHolder.appendChild(entry);

						var span = document.createElement('span');
						span.textContent = "Add your post test page options here";
						this.popupBody.appendChild(span);
						var postHolder = document.createElement('div');
						postHolder.id = "preHolder";
						postHolder.style.width = "100%";
						postHolder.style.minHeight = "100px";
						postHolder.style.maxHeight = "220px";
						postHolder.style.overflow = 'auto';
						postHolder.style.border = "black";
						postHolder.style.borderStyle = "solid";
						postHolder.style.borderWidth = "1px";
						this.popupBody.appendChild(postHolder);
						var postHeaderHolder = document.createElement('div');
						postHeaderHolder.style.width = "456px";
						postHeaderHolder.style.height= "20px";
						postHeaderHolder.style.margin= "2px";
						postHeaderHolder.style.borderBottom = "#DDD";
						postHeaderHolder.style.borderBottomWidth = "1px";
						postHeaderHolder.style.borderBottomStyle = "solid";
						var mvH = document.createElement('div');
						mvH.className = "dndheaderelement";
						mvH.style.width = "50px";
						var text = document.createElement('span');
						text.textContent = "Order";
						mvH.appendChild(text);
						postHeaderHolder.appendChild(mvH);
						var idH = document.createElement('div');
						idH.className = "dndheaderelement";
						idH.style.width = "150px";
						text = document.createElement('span');
						text.textContent = "ID";
						idH.appendChild(text);
						postHeaderHolder.appendChild(idH);
						var tH = document.createElement('div');
						tH.className = "dndheaderelement";
						tH.style.width = "150px";
						text = document.createElement('span');
						text.textContent = "Type";
						tH.appendChild(text);
						postHeaderHolder.appendChild(tH);
						var editH = document.createElement('div');
						editH.className = "dndheaderelement";
						editH.style.width = "50px";
						text = document.createElement('span');
						text.textContent = "Edit";
						editH.appendChild(text);
						postHeaderHolder.appendChild(editH);
						var deleteH = document.createElement('div');
						deleteH.className = "dndheaderelement";
						deleteH.style.width = "50px";
						text = document.createElement('span');
						text.textContent = "Delete";
						deleteH.appendChild(text);
						postHeaderHolder.appendChild(deleteH);
						postHolder.appendChild(postHeaderHolder);

						for (var i=0; i<specificationNode.postTest.options.length; i++)
						{
							var optionNode = specificationNode.postTest.options[i];
							var entry = document.createElement('div');
							entry.style.width = "456px";
							entry.style.height= "20px";
							entry.style.margin= "2px";
							entry.style.borderBottom = "#DDD";
							entry.style.borderBottomWidth = "1px";
							entry.style.borderBottomStyle = "solid";
							entry.setAttribute("node-id",i);
							var node = specificationNode.postTest.options[i];
							var mvH = document.createElement('div');
							mvH.className = "dndheaderelement";
							mvH.style.width = "50px";
							var mvup = document.createElement("button");
							mvup.textContent = "Up";
							mvup.style.width = "25px";
							mvup.style.padding = "1px 0px";
							mvup.onclick = function()
							{
								var i = Number(event.currentTarget.parentElement.parentElement.getAttribute("node-id"));
								if (i != 0)
								{
									var next = specificationNode.postTest.options[i-1];
									var cur = specificationNode.postTest.options[i];
									specificationNode.postTest.options[i-1] = cur;
									specificationNode.postTest.options[i] = next;
									popupInstance.state = 7;
									popupInstance.advanceState();
								}
							};
							mvH.appendChild(mvup);
							var mvdn = document.createElement("button");
							mvdn.textContent = "Dn";
							mvdn.style.width = "25px";
							mvdn.style.padding = "1px 0px";
							mvdn.onclick = function()
							{
								var i = Number(event.currentTarget.parentElement.parentElement.getAttribute("node-id"));
								if (i != specificationNode.postTest.options.length-1)
								{
									var next = specificationNode.postTest.options[i+1];
									var cur = specificationNode.postTest.options[i];
									specificationNode.postTest.options[i+1] = cur;
									specificationNode.postTest.options[i] = next;
									popupInstance.state = 7;
									popupInstance.advanceState();
								}
							};
							mvH.appendChild(mvdn);
							entry.appendChild(mvH);
							var idH = document.createElement('div');
							idH.className = "dndheaderelement";
							idH.style.width = "150px";
							if (optionNode.type != "statement")
							{
								var span = document.createElement('span');
								span.textContent = optionNode.id;
								idH.appendChild(span);
							}
							entry.appendChild(idH);
							var typeH = document.createElement('div');
							typeH.className = "dndheaderelement";
							typeH.style.width = "150px";
							var span = document.createElement('span');
							span.textContent = optionNode.type;
							typeH.appendChild(span);
							entry.appendChild(typeH);
							var editH = document.createElement('div');
							editH.className = "dndheaderelement";
							editH.style.width = "50px";
							var editButton = document.createElement("button");
							editButton.textContent = "Edit";
							editButton.style.width = "48px";
							editButton.style.padding = "1px 0px";
							editButton.onclick = function()
							{
								var i = Number(event.currentTarget.parentElement.parentElement.getAttribute("node-id"));
								popupInstance.dataTransfer = new function() {
									this.title = "Edit Test Node";
									this.parent = specificationNode.postTest;
									this.node = this.parent.options[i];
									this.previousState = 7;
								};
								popupInstance.state = 6;
								popupInstance.advanceState();
							};
							editH.appendChild(editButton);
							entry.appendChild(editH);
							var deleteH = document.createElement('div');
							deleteH.className = "dndheaderelement";
							deleteH.style.width = "50px";
							var deleteButton = document.createElement("button");
							deleteButton.textContent = "Del";
							deleteButton.style.width = "48px";
							deleteButton.style.padding = "1px 0px";
							deleteButton.onclick = function()
							{
								var i = Number(event.currentTarget.parentElement.parentElement.getAttribute("node-id"));
								var j = i+1;
								while(j < specificationNode.postTest.options.length)
								{
									specificationNode.postTest.options[i] = specificationNode.postTest.options[j];
									j++;
									i++;
								}
								audioHolder.postTest.options.pop();
								popupInstance.state = 7;
								popupInstance.advanceState();
							};
							deleteH.appendChild(deleteButton);
							entry.appendChild(deleteH);
							postHolder.appendChild(entry);
						}

						var entry = document.createElement('div');
						entry.style.width = "456px";
						entry.style.height= "20px";
						entry.style.margin= "2px";
						entry.style.borderBottom = "#DDD";
						entry.style.borderBottomWidth = "1px";
						entry.style.borderBottomStyle = "solid";
						entry.align = "center";
						var addPost = document.createElement('button');
						addPost.className = "popupButton";
						addPost.textContent = "Add New Entry";
						addPost.style.height = "20px";
						addPost.onclick = function()
						{
							popupInstance.dataTransfer = new function() {
								this.title = "New Pre Test Node";
								this.parent = specificationNode.postTest;
								this.node = null;
								this.previousState = 7;
							};
							popupInstance.state = 6;
							popupInstance.advanceState();
						};
						entry.appendChild(addPost);
						postHolder.appendChild(entry);

						var button = document.createElement('button');
						button.id = 'submit';
						button.className = "popupButton";
						button.textContent = "Finish";
						button.onclick = function(event)
						{
							popupInstance.state = 8;
							popupInstance.advanceState();
						};
						this.popupFooter.appendChild(button);
						break;
					case 8:
						this.hidePopup();
						this.state = 0;
						SpecificationToHTML ();
					}
					this.state++;
				};
			};

			function audioObject()
			{
				// Used to hold audio information in buffers for quick playback
				this.bufferObject;
				this.bufferNode = undefined;
				this.state = 0;
				this.gain = audioContext.createGain();
				this.gain.connect(audioContext.destination);
				this.include = true;
				this.id = undefined;
				this.file = undefined;

				this.play = function()
				{
					if (this.bufferNode != undefined)
					{
						this.bufferNode.stop(0);
						this.bufferNode = undefined;
					}
					if(this.state == 1)
					{
						this.bufferNode = audioContext.createBufferSource();
						this.bufferNode.connect(this.gain);
						this.bufferNode.buffer = this.bufferObject;
						this.bufferNode.onended = function(event) {
							// Safari does not like using 'this' to reference the calling object!
							event.currentTarget = undefined;
						};
						this.bufferNode.start(audioContext.currentTime);
						this.bufferNode.stop(audioContext.currentTime+3);
					}
				};

				this.constructTrack = function(file) {
					var reader = new FileReader();
					this.file = file;
					var audioObj = this;
					// Create callback to decode the data asynchronously
					reader.onloadend = function() {
						audioContext.decodeAudioData(reader.result, function(decodedData) {
							audioObj.bufferObject = decodedData;
							audioObj.state = 1;
						}, function(){});
					};
					reader.readAsArrayBuffer(file);
				};
			};

			function Specification() {
				// Handles the decoding of the project specification XML into a simple JavaScript Object.

				this.interfaceType = null;
				this.commonInterface = new function()
				{
					this.options = [];
					this.optionNode = function(input)
					{
						var name = input.getAttribute('name');
						this.type = name;
						if(this.type == "option")
						{
							this.name = input.id;
						} else if (this.type == "check")
						{
							this.check = input.id;
						}
					};
				};

				this.randomiseOrder = function(input)
				{
					// This takes an array of information and randomises the order
					var N = input.length;

					var inputSequence = []; // For safety purposes: keep track of randomisation
					for (var counter = 0; counter < N; ++counter)
						inputSequence.push(counter) // Fill array
					var inputSequenceClone = inputSequence.slice(0);

					var holdArr = [];
					var outputSequence = [];
					for (var n=0; n<N; n++)
					{
						// First pick a random number
						var r = Math.random();
						// Multiply and floor by the number of elements left
						r = Math.floor(r*input.length);
						// Pick out that element and delete from the array
						holdArr.push(input.splice(r,1)[0]);
						// Do the same with sequence
						outputSequence.push(inputSequence.splice(r,1)[0]);
					}
					console.log(inputSequenceClone.toString()); // print original array to console
					console.log(outputSequence.toString()); 	// print randomised array to console
					return holdArr;
				};
				this.projectReturn = null;
				this.randomiseOrder = null;
				this.collectMetrics = null;
				this.testPages = null;
				this.audioHolders = [];
				this.metrics = [];

				this.decode = function(projectXML) {
					// projectXML - DOM Parsed document
					this.projectXML = projectXML.childNodes[0];
					var setupNode = projectXML.getElementsByTagName('setup')[0];
					this.interfaceType = setupNode.getAttribute('interface');
					this.projectReturn = setupNode.getAttribute('projectReturn');
					this.testPages = setupNode.getAttribute('testPages');
					if (setupNode.getAttribute('randomiseOrder') == "true") {
						this.randomiseOrder = true;
					} else {this.randomiseOrder = false;}
					if (setupNode.getAttribute('collectMetrics') == "true") {
						this.collectMetrics = true;
					} else {this.collectMetrics = false;}
					if (isNaN(Number(this.testPages)) || this.testPages == undefined)
					{
						this.testPages = null;
					} else {
						this.testPages = Number(this.testPages);
						if (this.testPages == 0) {this.testPages = null;}
					}
					var metricCollection = setupNode.getElementsByTagName('Metric');

					var setupPreTestNode = setupNode.getElementsByTagName('PreTest');
					if (setupPreTestNode.length != 0)
					{
						setupPreTestNode = setupPreTestNode[0];
						this.preTest.construct(setupPreTestNode);
					}

					var setupPostTestNode = setupNode.getElementsByTagName('PostTest');
					if (setupPostTestNode.length != 0)
					{
						setupPostTestNode = setupPostTestNode[0];
						this.postTest.construct(setupPostTestNode);
					}

					if (metricCollection.length > 0) {
						metricCollection = metricCollection[0].getElementsByTagName('metricEnable');
						for (var i=0; i<metricCollection.length; i++) {
							this.metrics.push(new this.metricNode(metricCollection[i].textContent));
						}
					}

					var commonInterfaceNode = setupNode.getElementsByTagName('interface');
					if (commonInterfaceNode.length > 0) {
						commonInterfaceNode = commonInterfaceNode[0];
					} else {
						commonInterfaceNode = undefined;
					}

					this.commonInterface = new function() {
						this.OptionNode = function(child) {
							this.type = child.nodeName;
							if (this.type == 'option')
							{
								this.name = child.getAttribute('name');
							}
							else if (this.type == 'check') {
								this.check = child.getAttribute('name');
								if (this.check == 'scalerange') {
									this.min = child.getAttribute('min');
									this.max = child.getAttribute('max');
									if (this.min == null) {this.min = 1;}
									else if (Number(this.min) > 1 && this.min != null) {
										this.min = Number(this.min)/100;
									} else {
										this.min = Number(this.min);
									}
									if (this.max == null) {this.max = 0;}
									else if (Number(this.max) > 1 && this.max != null) {
										this.max = Number(this.max)/100;
									} else {
										this.max = Number(this.max);
									}
								}
							} else if (this.type == 'anchor' || this.type == 'reference') {
								this.value = Number(child.textContent);
								this.enforce = child.getAttribute('enforce');
								if (this.enforce == 'true') {this.enforce = true;}
								else {this.enforce = false;}
							}
						};
						this.options = [];
						if (commonInterfaceNode != undefined) {
							var child = commonInterfaceNode.firstElementChild;
							while (child != undefined) {
								this.options.push(new this.OptionNode(child));
								child = child.nextElementSibling;
							}
						}
					};

					var audioHolders = projectXML.getElementsByTagName('audioHolder');
					for (var i=0; i<audioHolders.length; i++) {
						var node = new this.audioHolderNode(this);
						node.decode(this,audioHolders[i]);
						this.audioHolders.push(node);
					}

					// New check if we need to randomise the test order
					if (this.randomiseOrder && typeof randomiseOrder === "function")
					{
				 		this.audioHolders = randomiseOrder(this.audioHolders);
				 		for (var i=0; i<this.audioHolders.length; i++)
				 		{
				 			this.audioHolders[i].presentedId = i;
				 		}
					}

					if (this.testPages != null || this.testPages != undefined)
					{
						if (this.testPages > audioHolders.length)
						{
							console.log('Warning: You have specified '+audioHolders.length+' tests but requested '+this.testPages+' be completed!');
							this.testPages = audioHolders.length;
						}
						var aH = this.audioHolders;
						this.audioHolders = [];
						for (var i=0; i<this.testPages; i++)
						{
							this.audioHolders.push(aH[i]);
						}
					}
				};

				this.encode = function()
				{
					var root = document.implementation.createDocument(null,"BrowserEvalProjectDocument");
					// First get all the <setup> tag compiled
					var setupNode = root.createElement("setup");
					setupNode.setAttribute('interface',this.interfaceType);
					setupNode.setAttribute('projectReturn',this.projectReturn);
					setupNode.setAttribute('randomiseOrder',this.randomiseOrder);
					setupNode.setAttribute('collectMetrics',this.collectMetrics);
					setupNode.setAttribute('testPages',this.testPages);

					var setupPreTest = root.createElement("PreTest");
					for (var i=0; i<this.preTest.options.length; i++)
					{
						setupPreTest.appendChild(this.preTest.options[i].exportXML(root));
					}

					var setupPostTest = root.createElement("PostTest");
					for (var i=0; i<this.postTest.options.length; i++)
					{
						setupPostTest.appendChild(this.postTest.options[i].exportXML(root));
					}

					setupNode.appendChild(setupPreTest);
					setupNode.appendChild(setupPostTest);

					// <Metric> tag
					var Metric = root.createElement("Metric");
					for (var i=0; i<this.metrics.length; i++)
					{
						var metricEnable = root.createElement("metricEnable");
						metricEnable.textContent = this.metrics[i].enabled;
						Metric.appendChild(metricEnable);
					}
					setupNode.appendChild(Metric);

					// <interface> tag
					var CommonInterface = root.createElement("interface");
					for (var i=0; i<this.commonInterface.options.length; i++)
					{
						var CIObj = this.commonInterface.options[i];
						var CINode = root.createElement(CIObj.type);
						if (CIObj.type == "check") {CINode.setAttribute("name",CIObj.check);}
						else {CINode.setAttribute("name",CIObj.name);}
						CommonInterface.appendChild(CINode);
					}
					setupNode.appendChild(CommonInterface);

					root.getElementsByTagName("BrowserEvalProjectDocument")[0].appendChild(setupNode);
					// Time for the <audioHolder> tags
					for (var ahIndex = 0; ahIndex < this.audioHolders.length; ahIndex++)
					{
						var node = this.audioHolders[ahIndex].encode(root);
						root.getElementsByTagName("BrowserEvalProjectDocument")[0].appendChild(node);
					}
					return root;
				};

				this.prepostNode = function(type) {
					this.type = type;
					this.options = [];

					this.OptionNode = function() {

						this.childOption = function() {
							this.type = 'option';
							this.id = null;
							this.name = undefined;
							this.text = null;
						};

						this.type = undefined;
						this.id = undefined;
						this.mandatory = undefined;
						this.question = undefined;
						this.statement = undefined;
						this.boxsize = undefined;
						this.options = [];
						this.min = undefined;
						this.max = undefined;
						this.step = undefined;

						this.decode = function(child)
						{
							this.type = child.nodeName;
							if (child.nodeName == "question") {
								this.id = child.id;
								this.mandatory;
								if (child.getAttribute('mandatory') == "true") {this.mandatory = true;}
								else {this.mandatory = false;}
								this.question = child.textContent;
								if (child.getAttribute('boxsize') == null) {
									this.boxsize = 'normal';
								} else {
									this.boxsize = child.getAttribute('boxsize');
								}
							} else if (child.nodeName == "statement") {
								this.statement = child.textContent;
							} else if (child.nodeName == "checkbox" || child.nodeName == "radio") {
								var element = child.firstElementChild;
								this.id = child.id;
								if (element == null) {
									console.log('Malformed' +child.nodeName+ 'entry');
									this.statement = 'Malformed' +child.nodeName+ 'entry';
									this.type = 'statement';
								} else {
									this.options = [];
									while (element != null) {
										if (element.nodeName == 'statement' && this.statement == undefined){
											this.statement = element.textContent;
										} else if (element.nodeName == 'option') {
											var node = new this.childOption();
											node.id = element.id;
											node.name = element.getAttribute('name');
											node.text = element.textContent;
											this.options.push(node);
										}
										element = element.nextElementSibling;
									}
								}
							} else if (child.nodeName == "number") {
								this.statement = child.textContent;
								this.id = child.id;
								this.min = child.getAttribute('min');
								this.max = child.getAttribute('max');
								this.step = child.getAttribute('step');
							}
						};

						this.exportXML = function(root)
						{
							var node = root.createElement(this.type);
							switch(this.type)
							{
							case "statement":
								node.textContent = this.statement;
								break;
							case "question":
								node.id = this.id;
								node.setAttribute("mandatory",this.mandatory);
								node.setAttribute("boxsize",this.boxsize);
								node.textContent = this.question;
								break;
							case "number":
								node.id = this.id;
								node.setAttribute("mandatory",this.mandatory);
								node.setAttribute("min", this.min);
								node.setAttribute("max", this.max);
								node.setAttribute("step", this.step);
								node.textContent = this.statement;
								break;
							case "checkbox":
								node.id = this.id;
								var statement = root.createElement("statement");
								statement.textContent = this.statement;
								node.appendChild(statement);
								for (var i=0; i<this.options.length; i++)
								{
									var option = this.options[i];
									var optionNode = root.createElement("option");
									optionNode.id = option.id;
									optionNode.textContent = option.text;
									node.appendChild(optionNode);
								}
								break;
							case "radio":
								node.id = this.id;
								var statement = root.createElement("statement");
								statement.textContent = this.statement;
								node.appendChild(statement);
								for (var i=0; i<this.options.length; i++)
								{
									var option = this.options[i];
									var optionNode = root.createElement("option");
									optionNode.setAttribute("name",option.name);
									optionNode.textContent = option.text;
									node.appendChild(optionNode);
								}
								break;
							}
							return node;
						};
					};
					this.construct = function(Collection)
					{
						if (Collection.childElementCount != 0) {
							var child = Collection.firstElementChild;
							var node = new this.OptionNode();
							node.decode(child);
							this.options.push(node);
							while (child.nextElementSibling != null) {
								child = child.nextElementSibling;
								node = new this.OptionNode();
								node.decode(child);
								this.options.push(node);
							}
						}
					};
				};
				this.preTest = new this.prepostNode("pretest");
				this.postTest = new this.prepostNode("posttest");

				this.metricNode = function(name) {
					this.enabled = name;
				};

				this.audioHolderNode = function(parent) {
					this.type = 'audioHolder';
					this.presentedId = undefined;
					this.id = undefined;
					this.hostURL = undefined;
					this.sampleRate = undefined;
					this.randomiseOrder = undefined;
					this.loop = undefined;
					this.elementComments = undefined;
					this.outsideReference = null;
					this.preTest = new parent.prepostNode("pretest");
					this.postTest = new parent.prepostNode("pretest");
					this.interfaces = [];
					this.commentBoxPrefix = "Comment on track";
					this.audioElements = [];
					this.commentQuestions = [];

					this.decode = function(parent,xml)
					{
						this.presentedId = parent.audioHolders.length;
						this.id = xml.id;
						this.hostURL = xml.getAttribute('hostURL');
						this.sampleRate = xml.getAttribute('sampleRate');
						if (xml.getAttribute('randomiseOrder') == "true") {this.randomiseOrder = true;}
						else {this.randomiseOrder = false;}
						this.repeatCount = xml.getAttribute('repeatCount');
						if (xml.getAttribute('loop') == 'true') {this.loop = true;}
						else {this.loop == false;}
						if (xml.getAttribute('elementComments') == "true") {this.elementComments = true;}
						else {this.elementComments = false;}

						var setupPreTestNode = xml.getElementsByTagName('PreTest');
						if (setupPreTestNode.length != 0)
						{
							setupPreTestNode = setupPreTestNode[0];
							this.preTest.construct(setupPreTestNode);
						}

						var setupPostTestNode = xml.getElementsByTagName('PostTest');
						if (setupPostTestNode.length != 0)
						{
							setupPostTestNode = setupPostTestNode[0];
							this.postTest.construct(setupPostTestNode);
						}

						var interfaceDOM = xml.getElementsByTagName('interface');
						for (var i=0; i<interfaceDOM.length; i++) {
							var node = new this.interfaceNode();
							node.decode(interfaceDOM[i]);
							this.interfaces.push(node);
						}
						this.commentBoxPrefix = xml.getElementsByTagName('commentBoxPrefix');
						if (this.commentBoxPrefix.length != 0) {
							this.commentBoxPrefix = this.commentBoxPrefix[0].textContent;
						} else {
							this.commentBoxPrefix = "Comment on track";
						}
						var audioElementsDOM = xml.getElementsByTagName('audioElements');
						for (var i=0; i<audioElementsDOM.length; i++) {
							var node = new this.audioElementNode();
							node.decode(this,audioElementsDOM[i]);
							if (audioElementsDOM[i].getAttribute('type') == 'outsidereference') {
								if (this.outsideReference == null) {
									this.outsideReference = node;
								} else {
									console.log('Error only one audioelement can be of type outsidereference per audioholder');
									this.audioElements.push(node);
									console.log('Element id '+audioElementsDOM[i].id+' made into normal node');
								}
							} else {
								this.audioElements.push(node);
							}
						}

						if (this.randomiseOrder == true && typeof randomiseOrder === "function")
						{
							this.audioElements = randomiseOrder(this.audioElements);
						}

						var commentQuestionsDOM = xml.getElementsByTagName('CommentQuestion');
						for (var i=0; i<commentQuestionsDOM.length; i++) {
							var node = new this.commentQuestionNode();
							node.decode(commentQuestionsDOM[i]);
							this.commentQuestions.push(node);
						}
					};

					this.encode = function(root)
					{
						var AHNode = root.createElement("audioHolder");
						AHNode.id = this.id;
						AHNode.setAttribute("hostURL",this.hostURL);
						AHNode.setAttribute("sampleRate",this.sampleRate);
						AHNode.setAttribute("randomiseOrder",this.randomiseOrder);
						AHNode.setAttribute("repeatCount",this.repeatCount);
						AHNode.setAttribute("loop",this.loop);
						AHNode.setAttribute("elementComments",this.elementComments);

						for (var i=0; i<this.interfaces.length; i++)
						{
							AHNode.appendChild(this.interfaces[i].encode(root));
						}

						for (var i=0; i<this.audioElements.length; i++) {
							AHNode.appendChild(this.audioElements[i].encode(root));
						}
						// Create <CommentQuestion>
						for (var i=0; i<this.commentQuestions.length; i++)
						{
							AHNode.appendChild(this.commentQuestions[i].exportXML(root));
						}

						// Create <PreTest>
						var AHPreTest = root.createElement("PreTest");
						for (var i=0; i<this.preTest.options.length; i++)
						{
							AHPreTest.appendChild(this.preTest.options[i].exportXML(root));
						}

						var AHPostTest = root.createElement("PostTest");
						for (var i=0; i<this.postTest.options.length; i++)
						{
							AHPostTest.appendChild(this.postTest.options[i].exportXML(root));
						}
						AHNode.appendChild(AHPreTest);
						AHNode.appendChild(AHPostTest);
						return AHNode;
					};

					this.interfaceNode = function() {
						this.title = undefined;
						this.options = [];
						this.scale = [];
						this.name = undefined;
						this.decode = function(DOM)
						{
							var title = DOM.getElementsByTagName('title');
							if (title.length == 0) {this.title = null;}
							else {this.title = title[0].textContent;}
							var name = DOM.getAttribute("name");
							if (name != undefined) {this.name = name;}
							this.options = parent.commonInterface.options;
							var scale = DOM.getElementsByTagName('scale');
							this.scale = [];
							for (var i=0; i<scale.length; i++) {
								var arr = [null, null];
								arr[0] = scale[i].getAttribute('position');
								arr[1] = scale[i].textContent;
								this.scale.push(arr);
							}
						};
						this.encode = function(root)
						{
							var node = root.createElement("interface");
							if (this.title != undefined)
							{
								var title = root.createElement("title");
								title.textContent = this.title;
								node.appendChild(title);
							}
							for (var i=0; i<this.options.length; i++)
							{
								var optionNode = root.createElement(this.options[i].type);
								if (this.options[i].type == "option")
								{
									optionNode.setAttribute("name",this.options[i].name);
								} else if (this.options[i].type == "check") {
									optionNode.setAttribute("check",this.options[i].check);
								} else if (this.options[i].type == "scalerange") {
									optionNode.setAttribute("min",this.options[i].min*100);
									optionNode.setAttribute("max",this.options[i].max*100);
								}
								node.appendChild(optionNode);
							}
							for (var i=0; i<this.scale.length; i++) {
								var scale = root.createElement("scale");
								scale.setAttribute("position",this.scale[i][0]);
								scale.textContent = this.scale[i][1];
								node.appendChild(scale);
							}
							return node;
						};
					};

					this.audioElementNode = function() {
						this.url = null;
						this.id = null;
						this.parent = null;
						this.type = "normal";
						this.marker = false;
						this.enforce = false;
						this.gain = 1.0;
						this.decode = function(parent,xml)
						{
							this.url = xml.getAttribute('url');
							this.id = xml.id;
							this.parent = parent;
							this.type = xml.getAttribute('type');
							var gain = xml.getAttribute('gain');
							if (isNaN(gain) == false && gain != null)
							{
								this.gain = decibelToLinear(Number(gain));
							}
							if (this.type == null) {this.type = "normal";}
							if (this.type == 'anchor') {this.anchor = true;}
							else {this.anchor = false;}
							if (this.type == 'reference') {this.reference = true;}
							else {this.reference = false;}
							if (this.anchor == true || this.reference == true)
							{
								this.marker = xml.getAttribute('marker');
								if (this.marker != undefined)
								{
									this.marker = Number(this.marker);
									if (isNaN(this.marker) == false)
									{
										if (this.marker > 1)
										{	this.marker /= 100.0;}
										if (this.marker >= 0 && this.marker <= 1)
										{
											this.enforce = true;
											return;
										} else {
											console.log("ERROR - Marker of audioElement "+this.id+" is not between 0 and 1 (float) or 0 and 100 (integer)!");
											console.log("ERROR - Marker not enforced!");
										}
									} else {
										console.log("ERROR - Marker of audioElement "+this.id+" is not a number!");
										console.log("ERROR - Marker not enforced!");
									}
								}
							}
						};
						this.encode = function(root)
						{
							var AENode = root.createElement("audioElements");
							AENode.id = this.id;
							AENode.setAttribute("url",this.url);
							AENode.setAttribute("type",this.type);
							AENode.setAttribute("gain",linearToDecibel(this.gain));
							if (this.marker != false)
							{
								AENode.setAttribute("marker",this.marker*100);
							}
							return AENode;
						};
					};

					this.commentQuestionNode = function(xml) {
						this.id = null;
						this.type = undefined;
						this.question = undefined;
						this.options = [];
						this.statement = undefined;

						this.childOption = function() {
							this.type = 'option';
							this.name = null;
							this.text = null;
						};
						this.exportXML = function(root)
						{
							var CQNode = root.createElement("CommentQuestion");
							CQNode.id = this.id;
							CQNode.setAttribute("type",this.type);
							switch(this.type)
							{
							case "text":
								CQNode.textContent = this.question;
								break;
							case "radio":
								var statement = root.createElement("statement");
								statement.textContent = this.statement;
								CQNode.appendChild(statement);
								for (var i=0; i<this.options.length; i++)
								{
									var optionNode = root.createElement("option");
									optionNode.setAttribute("name",this.options[i].name);
									optionNode.textContent = this.options[i].text;
									CQNode.appendChild(optionNode);
								}
								break;
							case "checkbox":
								var statement = root.createElement("statement");
								statement.textContent = this.statement;
								CQNode.appendChild(statement);
								for (var i=0; i<this.options.length; i++)
								{
									var optionNode = root.createElement("option");
									optionNode.setAttribute("name",this.options[i].name);
									optionNode.textContent = this.options[i].text;
									CQNode.appendChild(optionNode);
								}
								break;
							}
							return CQNode;
						};
						this.decode = function(xml) {
							this.id = xml.id;
							if (xml.getAttribute('mandatory') == 'true') {this.mandatory = true;}
							else {this.mandatory = false;}
							this.type = xml.getAttribute('type');
							if (this.type == undefined) {this.type = 'text';}
							switch (this.type) {
							case 'text':
								this.question = xml.textContent;
								break;
							case 'radio':
								var child = xml.firstElementChild;
								this.options = [];
								while (child != undefined) {
									if (child.nodeName == 'statement' && this.statement == undefined) {
										this.statement = child.textContent;
									} else if (child.nodeName == 'option') {
										var node = new this.childOption();
										node.name = child.getAttribute('name');
										node.text = child.textContent;
										this.options.push(node);
									}
									child = child.nextElementSibling;
								}
								break;
							case 'checkbox':
								var child = xml.firstElementChild;
								this.options = [];
								while (child != undefined) {
									if (child.nodeName == 'statement' && this.statement == undefined) {
										this.statement = child.textContent;
									} else if (child.nodeName == 'option') {
										var node = new this.childOption();
										node.name = child.getAttribute('name');
										node.text = child.textContent;
										this.options.push(node);
									}
									child = child.nextElementSibling;
								}
								break;
							}
						};
					};
				};
			}

			function linearToDecibel(gain)
			{
				return 20.0*Math.log10(gain);
			}

			function decibelToLinear(gain)
			{
				return Math.pow(10,gain/20.0);
			}

			function createDeleteNodeButton(node)
			{
				var button = document.createElement("button");
				button.textContent = "Delete";
				button.onclick = function(event)
				{
					var node = event.target.parentElement;
					node.parentElement.removeChild(node);
				};
				return button;
			}

			function SpecificationToHTML()
			{
				// Take information from Specification Node and format it into an HTML layout
				var destination = document.getElementById("content");
				// Setup Header Node
				var setupNode = document.createElement("div");
				setupNode.className = "topLevel";
				setupNode.name = "setup";
				var title = document.createElement("h2");
				title.textContent = "Setup";
				setupNode.appendChild(title);
				// Interface Type
				var div = document.createElement("div");
				div.name = "attributes";
				div.style.margin = "5px";
				var select = document.createElement("select");
				select.id = "interfaceSelect";
				select.style.margin = "5px";
				var option = document.createElement("option");
				option.value = "APE";
				option.textContent = "APE";
				select.appendChild(option);
				option = document.createElement("option");
				option.value = "MUSHRA";
				option.textContent = "MUSHRA";
				select.appendChild(option);
				select.value = specificationNode.interfaceType;
				select.onchange = function(event)
				{
					specificationNode.interfaceType = event.currentTarget.value;
				};
				var span = document.createElement("span");
				span.textContent = "Interface Type";
				div.appendChild(span);
				div.appendChild(select);
				// Project Return Attribute
				span = document.createElement("span");
				span.style.margin = "5px";
				span.textContent = "Project Return";
				var input = document.createElement("input");
				input.value = specificationNode.projectReturn;
				input.id = "projectReturn";
				input.style.margin = "5px";
				input.onchange = function(event) {
					specificationNode.projectReturn = event.currentTarget.value;
				};
				div.appendChild(span);
				div.appendChild(input);
				// Randomise Order
				span = document.createElement("span");
				span.textContent = "Randomise Order";
				input = document.createElement("input");
				input.id = "randomiseOrder";
				input.style.margin = "5px";
				input.type = "checkbox";
				input.checked = specificationNode.randomiseOrder;
				input.onchange = function(event) {
					specificationNode.randomiseOrder = event.currentTarget.checked;
				};
				div.appendChild(span);
				div.appendChild(input);
				setupNode.appendChild(div);

				// Now create the common Interface Node
				var commonInterface = document.createElement("div");
				commonInterface.id = "interface";
				commonInterface.className = "SecondLevel";
				var title = document.createElement("h3");
				title.textContent = "Common Interface";
				commonInterface.appendChild(title);
				var div = document.createElement("div");
				div.name = "attributes";
				var interfaceOptions;
				var interfaceChecks;
				switch(select.value)
				{
				case "APE":
					interfaceOptions = APEInterfaceOptions;
					interfaceChecks = APEInterfaceChecks;
					break;
				case "MUSHRA":
					interfaceOptions = MUSHRAInterfaceOptions;
					interfaceChecks = MUSHRAInterfaceChecks;
					break;
				}
				for (var i=0; i<interfaceOptions[0].length; i++)
				{
					var span = document.createElement("span");
					span.textContent = interfaceOptions[1][i];
					var input = document.createElement("input");
					input.type = "checkbox";
					input.id = interfaceOptions[0][i];
					input.setAttribute("name", "option");
					div.appendChild(input);
					div.appendChild(span);
					commonInterface.appendChild(div);
					for (var j=0; j<specificationNode.commonInterface.options.length; j++)
					{
						if (specificationNode.commonInterface.options[j].name == interfaceOptions[0][i])
						{
							input.checked = true;
							break;
						}
					}
					input.onchange = function(event) {
						var id = event.currentTarget.id;
						if (event.currentTarget.checked) {
							specificationNode.commonInterface.options.push(new specificationNode.commonInterface.optionNode(event.currentTarget));
						} else {
							for (var j=0; j<specificationNode.commonInterface.options.length; j++)
							{
								if (specificationNode.commonInterface.options[j].name == event.currentTarget.id)
								{
									specificationNode.commonInterface.options.splice(j,1);
									break;
								}
							}
						}
					};
				}
				for (var i=0; i<interfaceChecks[0].length; i++)
				{
					var span = document.createElement("span");
					span.textContent = interfaceChecks[1][i];
					var input = document.createElement("input");
					input.type = "checkbox";
					input.id = interfaceChecks[0][i];
					input.setAttribute("name", "check");
					div.appendChild(input);
					div.appendChild(span);
					commonInterface.appendChild(div);
					for (var j=0; j<specificationNode.commonInterface.options.length; j++)
					{
						if (specificationNode.commonInterface.options[j].check == interfaceChecks[0][i])
						{
							input.checked = true;
							break;
						}
					}
					input.onchange = function(event) {
						var id = event.currentTarget.id;
						if (event.currentTarget.checked) {
							specificationNode.commonInterface.options.push(new specificationNode.commonInterface.optionNode(event.currentTarget));
						} else {
							for (var j=0; j<specificationNode.commonInterface.options.length; j++)
							{
								if (specificationNode.commonInterface.options[j].name == event.currentTarget.id)
								{
									specificationNode.commonInterface.options.splice(j,1);
									break;
								}
							}
						}
					};
				}
				setupNode.appendChild(commonInterface);
				// Now the Metric Node
				var metrics = document.createElement("div");
				metrics.id = "metrics";
				metrics.className = "SecondLevel";
				var title = document.createElement("h3");
				title.textContent = "Metric Collections";
				metrics.appendChild(title);
				var div = document.createElement("div");
				div.name = "attributes";
				metrics.appendChild(div);
				var supportedMetrics;
				switch(select.value)
				{
				case "APE":
					supportedMetrics = APEInterfaceMetrics;
					break;
				case "MUSHRA":
					supportedMetrics = MUSHRAInterfaceMetrics;
					break;
				}

				for (var i=0; i<supportedMetrics[0].length; i++)
				{
					var span = document.createElement("span");
					span.textContent = supportedMetrics[1][i];
					var input = document.createElement("input");
					input.type = "checkbox";
					input.id = supportedMetrics[0][i];
					div.appendChild(input);
					div.appendChild(span);
					for (var j=0; j<specificationNode.metrics.length; j++)
					{
						if (specificationNode.metrics[j].enabled == supportedMetrics[0][i])
						{
							input.checked = true;
						}
					}
					input.onchange = function(event)
					{
						if (event.currentTarget.checked) {
							specificationNode.metrics.push(new specificationNode.metricNode(event.currentTarget.id));
						} else {
							for (var j=0; j<specificationNode.metrics.length; j++)
							{
								if (specificationNode.metrics[j].enabled == event.currentTarget.id)
								{
									specificationNode.metrics.splice(j,1);
									break;
								}
							}
						}
					};
				}

				setupNode.appendChild(metrics);

				// Test Session Pre Test
				var preTest = document.createElement("div");
				preTest.id = "preTest";
				preTest.className = "SecondLevel";
				var title = document.createElement("h3");
				title.textContent = "Pre test Survey";
				preTest.appendChild(title);
				var div = document.createElement("div");
				div.name = "attributes";
				for (var j=0; j<specificationNode.preTest.options.length; j++)
				{
					var node = PPSurveyToHTML(specificationNode.preTest.options[j]);
					node.className = "SecondLevel";
					node.id = preTest.id+"-"+j;
					var del_button = document.createElement("button");
					del_button.textContent = "Delete";
					del_button.onclick = function(event) {
						var node = event.currentTarget.parentElement;
						var id = node.id.split("-")[1];
						specificationNode.preTest.options.splice(id,1);
						node.parentElement.removeChild(node);
					};
					node.appendChild(del_button);
					preTest.appendChild(node);
				}
				setupNode.appendChild(preTest);

				// Test Session Post Test
				var postTest = document.createElement("div");
				postTest.id = "postTest";
				postTest.className = "SecondLevel";
				var title = document.createElement("h3");
				title.textContent = "Post test Survey";
				postTest.appendChild(title);
				var div = document.createElement("div");
				div.name = "attributes";

				for (var j=0; j<specificationNode.postTest.options.length; j++)
				{
					var node = PPSurveyToHTML(specificationNode.postTest.options[j]);
					node.className = "SecondLevel";
					node.id = postTest.id+"-"+j;
					var del_button = document.createElement("button");
					del_button.textContent = "Delete";
					del_button.onclick = function(event) {
						var node = event.currentTarget.parentElement;
						var id = node.id.split("-")[1];
						specificationNode.postTest.options.splice(id,1);
						node.parentElement.removeChild(node);
					};
					node.appendChild(del_button);
					postTest.appendChild(node);
				}

				setupNode.appendChild(postTest);

				destination.appendChild(setupNode);

				// Now we step through the AudioHolders
				for (var i=0; i<specificationNode.audioHolders.length; i++)
				{
					var aH = specificationNode.audioHolders[i];
					var aHTML = document.createElement("div");
					aHTML.name = "audioHolder";
					aHTML.id = "audioHolder-"+i;
					aHTML.className = "topLevel";
					aHTML.appendChild(createDeleteNodeButton());
					destination.appendChild(aHTML);
					var title = document.createElement("h2");
					title.textContent = "Audio Holder "+aH.id;
					aHTML.appendChild(title);
					var attributes = document.createElement("div");
					attributes.name = "attributes";
					aHTML.appendChild(attributes);
					var text = document.createElement("span");
					text.textContent = "ID: ";
					var input = document.createElement("input");
					input.id = aHTML.id+"-id";
					input.value = aH.id;
					input.onchange = function()
					{
						var IDSplit = event.currentTarget.id.split('-');
						var aholderID = IDSplit[0]+"-"+IDSplit[1];
						var aholder = document.getElementById(aholderID);
						title = aholder.getElementsByTagName("h2")[0];
						title.textContent = "Audio Holder "+event.currentTarget.value;
						specificationNode.audioHolders[IDSplit[1]].id = event.currentTarget.value;
					};
					text.style.margin = "5px";
					input.style.margin = "5px";
					attributes.appendChild(text);
					attributes.appendChild(input);
					text = document.createElement("span");
					text.textContent = "Host URL: ";
					input = document.createElement("input");
					input.id = aHTML.id+"-hostURL";
					input.value = aH.hostURL;
					input.onchange = function()
					{
						var IDSplit = event.currentTarget.id.split('-');
						specificationNode.audioHolders[IDSplit[1]].hostURL = event.currentTarget.value;
					};
					text.style.margin = "5px";
					input.style.margin = "5px";
					attributes.appendChild(text);
					attributes.appendChild(input);
					text = document.createElement("span");
					text.textContent = "Loop Fragments: ";
					input = document.createElement("input");
					input.id = aHTML.id+"-loop";
					input.type = "checkbox";
					input.checked = aH.loop;
					input.onchange = function()
					{
						var IDSplit = event.currentTarget.id.split('-');
						specificationNode.audioHolders[IDSplit[1]].loop = event.currentTarget.checked;
					};
					text.style.margin = "5px";
					input.style.margin = "5px";
					attributes.appendChild(text);
					attributes.appendChild(input);
					text = document.createElement("span");
					text.textContent = "Randomise Order: ";
					input = document.createElement("input");
					input.id = aHTML.id+"-randomiseOrder";
					input.type = "checkbox";
					input.checked = aH.randomiseOrder;
					input.onchange = function()
					{
						var IDSplit = event.currentTarget.id.split('-');
						specificationNode.audioHolders[IDSplit[1]].randomiseOrder = event.currentTarget.checked;
					};
					text.style.margin = "5px";
					input.style.margin = "5px";
					attributes.appendChild(text);
					attributes.appendChild(input);
					text = document.createElement("span");
					text.textContent = "Show Fragment Comments";
					input = document.createElement("input");
					input.id = aHTML.id+"-elementComments";
					input.type = "checkbox";
					input.checked = aH.elementComments;
					input.onchange = function()
					{
						var IDSplit = event.currentTarget.id.split('-');
						specificationNode.audioHolders[IDSplit[1]].elementComments = event.currentTarget.checked;
					};
					text.style.margin = "5px";
					input.style.margin = "5px";
					attributes.appendChild(text);
					attributes.appendChild(input);

					// Test Session Pre Test
					var preTest = document.createElement("div");
					preTest.id = aHTML.id+"-pretest";
					preTest.className = "SecondLevel";
					var title = document.createElement("h3");
					title.textContent = "Pre test Survey";
					preTest.appendChild(title);
					var div = document.createElement("div");
					div.name = "attributes";

					for (var j=0; j<aH.preTest.options.length; j++)
					{
						var node = PPSurveyToHTML(aH.preTest.options[j]);
						node.className = "SecondLevel";
						node.id = preTest.id+"-"+j;
						var button_delete = document.createElement("button");
						button_delete.textContent = "Delete";
						button_delete.onclick = function(event)
						{
							var node = event.currentTarget.parentElement;
							var IDSplit = node.id.split("-");
							var preTest = specificationNode.audioHolders[IDSplit[1]].preTest;
							preTest.options.splice(IDSplit[3],1);
							node.parentElement.removeChild(node);
						};
						node.appendChild(button_delete);
						preTest.appendChild(node);
					}

					aHTML.appendChild(preTest);

					// Test Session Post Test
					var postTest = document.createElement("div");
					postTest.id = aHTML.id+"-postTest";
					postTest.className = "SecondLevel";
					var title = document.createElement("h3");
					title.textContent = "Post test Survey";
					postTest.appendChild(title);
					var div = document.createElement("div");
					div.name = "attributes";

					for (var j=0; j<aH.postTest.options.length; j++)
					{
						var node = PPSurveyToHTML(aH.postTest.options[j]);
						node.className = "SecondLevel";
						node.id = postTest.id+"-"+j;
						var button_delete = document.createElement("button");
						button_delete.textContent = "Delete";
						button_delete.onclick = function(event)
						{
							var node = event.currentTarget.parentElement;
							var IDSplit = node.id.split("-");
							var postTest = specificationNode.audioHolders[IDSplit[1]].postTest;
							postTest.options.splice(IDSplit[3],1);
							node.parentElement.removeChild(node);
						};
						node.appendChild(button_delete);
						postTest.appendChild(node);
					}

					aHTML.appendChild(postTest);

					//Audio Elements
					var audioElems = document.createElement("div");
					audioElems.id = aHTML.id+"-audioElements";
					audioElems.className = "SecondLevel";
					var title = document.createElement("h3");
					title.textContent = "Audio Elements";
					audioElems.appendChild(title);
					for (var i=0; i<aH.audioElements.length; i++)
					{
						var entry = document.createElement("div");
						entry.className = "SecondLevel";
						entry.id = audioElems.id+"-"+aH.audioElements[i].id;
						var text = document.createElement("span");
						text.textContent = "ID:";
						var input = document.createElement("input");
						input.id = entry.id+"-id";
						input.value = aH.audioElements[i].id;
						input.onchange = function() {
							var IDSplit = event.currentTarget.id.split("-");
							var ahNode = specificationNode.audioHolders[IDSplit[1]];
							ahNode.audioElements[IDSplit[3]].id = event.currentTarget.value;
						};
						text.style.margin = "5px";
						input.style.margin = "5px";
						entry.appendChild(text);
						entry.appendChild(input);
						text = document.createElement("span");
						text.textContent = "URL:";
						input = document.createElement("input");
						input.id = entry.id+"-URL";
						input.value = aH.audioElements[i].url;
						input.onchange = function() {
							var IDSplit = event.currentTarget.id.split("-");
							var ahNode = specificationNode.audioHolders[IDSplit[1]];
							ahNode.audioElements[IDSplit[3]].url = event.currentTarget.value;
						};
						text.style.margin = "5px";
						input.style.margin = "5px";
						entry.appendChild(text);
						entry.appendChild(input);
						var button_delete = document.createElement("button");
						button_delete.textContent = "Delete";
						button_delete.onclick = function() {
							var node = event.currentTarget.parentElement;
							var IDSplit = node.id.split("-");
							var ahNode = specificationNode.audioHolders[IDSplit[1]];
							ahNode.audioElements.splice(IDSplit[3],1);
							node.parentElement.removeChild(node);
						};
						entry.appendChild(button_delete);
						audioElems.appendChild(entry);
					}
					aHTML.appendChild(audioElems);
				}

				function PPSurveyToHTML(node)
				{
					var holder = document.createElement("div");
					var title = document.createElement("h4");
					holder.appendChild(title);
					var attributes = document.createElement("div");
					holder.appendChild(attributes);
					switch(node.type)
					{
					case "statement":
						title.textContent = "Statement";
						var tA = document.createElement("textarea");
						attributes.style.height = "150px";
						tA.style.width = "500px";
						tA.style.height = "100px";
						tA.value = node.statement;
						attributes.appendChild(tA);
						break;
					case "question":
						title.textContent = "Question";
						var text = document.createElement("span");
						text.textContent = "ID :";
						var input = document.createElement("input");
						input.name = "id";
						input.value = node.id;
						text.style.margin = "5px";
						input.style.margin = "5px";
						attributes.appendChild(text);
						attributes.appendChild(input);
						text = document.createElement("span");
						text.textContent = "Question";
						input = document.createElement("input");
						input.name = "question";
						input.style.width = "400px";
						input.value = node.question;
						text.style.margin = "5px";
						input.style.margin = "5px";
						attributes.appendChild(text);
						attributes.appendChild(input);
						text = document.createElement("span");
						text.textContent = "Mandatory";
						input = document.createElement("input");
						input.name = "mandatory";
						input.type = "checkbox";
						input.checked = node.mandatory;
						text.style.margin = "5px";
						input.style.margin = "5px";
						attributes.appendChild(text);
						attributes.appendChild(input);
						text = document.createElement("span");
						text.textContent = "Reply box size";
						input = document.createElement("select");
						input.name = "boxsize";
						var option = document.createElement("option");
						option.textContent = "Normal";
						option.value = "normal";
						input.appendChild(option);
						option = document.createElement("option");
						option.textContent = "Large";
						option.value = "large";
						input.appendChild(option);
						option = document.createElement("option");
						option.textContent = "Small";
						option.value = "small";
						input.appendChild(option);
						option = document.createElement("option");
						option.textContent = "Huge";
						option.value = "huge";
						input.appendChild(option);
						text.style.margin = "5px";
						input.style.margin = "5px";
						attributes.appendChild(text);
						attributes.appendChild(input);
						input.value = node.boxsize;
						break;
					}
					return holder;
				}
			}
			function exportToXML()
			{
				var xmlDoc = specificationNode.encode();
				var oSerializer = new XMLSerializer();
				xmlDoc = oSerializer.serializeToString(xmlDoc);
				var parent = document.createElement("div");
				var file = [xmlDoc];
				var bb = new Blob(file,{type : 'application/xml'});
				var dnlk = window.URL.createObjectURL(bb);
				var a = document.createElement("a");
				a.hidden = '';
				a.href = dnlk;
				a.download = "save.xml";
				a.textContent = "Save File";

				popupInstance.showPopup();
				popupInstance.popupBody.innerHTML = null;
				var body = document.createElement("span");
				body.textContent = "Right click and save the file using the link below. Place this file in your WAET directory as 'project.xml' in the example_eval/ directory. Place your media files in the location specified by the Host URL entries. If you wish to review this XML or edit it, refresh this tool and drag your XML document into the page on the welcome screen.";
				popupInstance.popupBody.appendChild(body);
				popupInstance.popupBody.appendChild(a);
				popupInstance.popupTitle.innerHTML = "<span>Thank You</span>";
			}
		</script>
		<style>
			div.popup {
				width: 500px;
				position: absolute;
				height: 400px;
				background-color: #fff;
				border-radius: 10px;
				box-shadow: 0px 0px 50px #000;
				z-index: 2;
			}

			button.popupButton {
				/* Button for popup window
				 */
				min-width: 50px;
				height: 25px;
				position: relative;
				border-radius: 5px;
				border: #444;
				border-width: 1px;
				border-style: solid;
				background-color: #fff;
			}

			div.dragndrop {
				margin-top: 10px;
				border:#000000;
				border-style: dashed;
				border-width: 2px;
			}
			div.dndheaderelement {
				float: left;
				height: 100%;
				border-right: #DDDDDD;
				border-right-width: 1px;
				border-right-style: solid;
			}
			div.dndheaderelement span{
				padding-left: 5px;
			}

			div.topLevel {
				border: #000;
				border-style: solid;
				border-width: 5px;
				padding: 10px;
				margin: 10px;
			}

			div.SecondLevel {
				border: #000;
				border-style: solid;
				border-width: 1px;
				padding: 10px;
				margin: 10px;
			}
		</style>
	</head>

	<body>
		<div id="export">
			<button id="exportToXML" onclick="exportToXML();">Export XML</button>
		</div>
		<div id="content"></div>
	</body>
</html>
author	Nicholas Jillings <n.g.r.jillings@se14.qmul.ac.uk>
date	Fri, 11 Dec 2015 18:03:54 +0000
parents	42cf69a134aa
children	db353cc479b8