Chris@1115: var NS4 = (navigator.appName == "Netscape" && parseInt(navigator.appVersion) < 5);
Chris@1115: 
Chris@1464: function addOption(theSel, theText, theValue) {
Chris@1115:   var newOpt = new Option(theText, theValue);
Chris@1115:   var selLength = theSel.length;
Chris@1115:   theSel.options[selLength] = newOpt;
Chris@1115: }
Chris@1115: 
Chris@1464: function swapOptions(theSel, index1, index2) {
Chris@1115:   var text, value;
Chris@1115:   text = theSel.options[index1].text;
Chris@1115:   value = theSel.options[index1].value;
Chris@1115:   theSel.options[index1].text = theSel.options[index2].text;
Chris@1115:   theSel.options[index1].value = theSel.options[index2].value;
Chris@1115:   theSel.options[index2].text = text;
Chris@1115:   theSel.options[index2].value = value;
Chris@1115: }
Chris@1115: 
Chris@1464: function deleteOption(theSel, theIndex) {
Chris@1115:   var selLength = theSel.length;
Chris@1464:   if (selLength > 0) {
Chris@1115:     theSel.options[theIndex] = null;
Chris@1115:   }
Chris@1115: }
Chris@1115: 
Chris@1464: function moveOptions(theSelFrom, theSelTo) {
Chris@1115:   var selLength = theSelFrom.length;
Chris@1115:   var selectedText = new Array();
Chris@1115:   var selectedValues = new Array();
Chris@1115:   var selectedCount = 0;
Chris@1115:   var i;
Chris@1464:   for (i = selLength - 1; i >= 0; i--) {
Chris@1464:     if (theSelFrom.options[i].selected) {
Chris@1115:       selectedText[selectedCount] = theSelFrom.options[i].text;
Chris@1115:       selectedValues[selectedCount] = theSelFrom.options[i].value;
Chris@1115:       deleteOption(theSelFrom, i);
Chris@1115:       selectedCount++;
Chris@1115:     }
Chris@1115:   }
Chris@1464:   for (i = selectedCount - 1; i >= 0; i--) {
Chris@1115:     addOption(theSelTo, selectedText[i], selectedValues[i]);
Chris@1115:   }
Chris@1464:   if (NS4) history.go(0);
Chris@1115: }
Chris@1115: 
Chris@1115: function moveOptionUp(theSel) {
Chris@1115:   var index = theSel.selectedIndex;
Chris@1115:   if (index > 0) {
Chris@1115:     swapOptions(theSel, index-1, index);
Chris@1115:     theSel.selectedIndex = index-1;
Chris@1115:   }
Chris@1115: }
Chris@1115: 
Chris@1517: function moveOptionTop(theSel) {
Chris@1517:   var index = theSel.selectedIndex;
Chris@1517: 
Chris@1517:   if (index > 0) {
Chris@1517:     for (i=index; i>0; i--) {
Chris@1517:       swapOptions(theSel, i-1, i);
Chris@1517:     }
Chris@1517:     theSel.selectedIndex = 0;
Chris@1517:   }
Chris@1517: }
Chris@1517: 
Chris@1115: function moveOptionDown(theSel) {
Chris@1115:   var index = theSel.selectedIndex;
Chris@1115:   if (index < theSel.length - 1) {
Chris@1115:     swapOptions(theSel, index, index+1);
Chris@1115:     theSel.selectedIndex = index+1;
Chris@1115:   }
Chris@1115: }
Chris@1115: 
Chris@1517: function moveOptionBottom(theSel) {
Chris@1517:   var index = theSel.selectedIndex;
Chris@1517:   var indexTop = theSel.length - 1;
Chris@1517:   if (index < theSel.length - 1) {
Chris@1517:     for (i=index; i<indexTop; i++) {
Chris@1517:       swapOptions(theSel, i+1, i);
Chris@1517:     }
Chris@1517:     theSel.selectedIndex = indexTop;
Chris@1517:   }
Chris@1517: }
Chris@1517: 
Chris@1115: // OK
Chris@1464: function selectAllOptions(id) {
Chris@1464:   var select = $('#'+id);
Chris@1115:   select.children('option').attr('selected', true);
Chris@1115: }