Chris@0: /*  Copyright Mihai Bazon, 2002-2005  |  www.bazon.net/mishoo
Chris@0:  * -----------------------------------------------------------
Chris@0:  *
Chris@0:  * The DHTML Calendar, version 1.0 "It is happening again"
Chris@0:  *
Chris@0:  * Details and latest version at:
Chris@0:  * www.dynarch.com/projects/calendar
Chris@0:  *
Chris@0:  * This script is developed by Dynarch.com.  Visit us at www.dynarch.com.
Chris@0:  *
Chris@0:  * This script is distributed under the GNU Lesser General Public License.
Chris@0:  * Read the entire license text here: http://www.gnu.org/licenses/lgpl.html
Chris@0:  */
Chris@0: 
Chris@0: // $Id: calendar.js,v 1.51 2005/03/07 16:44:31 mishoo Exp $
Chris@0: 
Chris@0: /** The Calendar object constructor. */
Chris@0: Calendar = function (firstDayOfWeek, dateStr, onSelected, onClose) {
Chris@0: 	// member variables
Chris@0: 	this.activeDiv = null;
Chris@0: 	this.currentDateEl = null;
Chris@0: 	this.getDateStatus = null;
Chris@0: 	this.getDateToolTip = null;
Chris@0: 	this.getDateText = null;
Chris@0: 	this.timeout = null;
Chris@0: 	this.onSelected = onSelected || null;
Chris@0: 	this.onClose = onClose || null;
Chris@0: 	this.dragging = false;
Chris@0: 	this.hidden = false;
Chris@0: 	this.minYear = 1970;
Chris@0: 	this.maxYear = 2050;
Chris@0: 	this.dateFormat = Calendar._TT["DEF_DATE_FORMAT"];
Chris@0: 	this.ttDateFormat = Calendar._TT["TT_DATE_FORMAT"];
Chris@0: 	this.isPopup = true;
Chris@0: 	this.weekNumbers = true;
Chris@0: 	this.firstDayOfWeek = typeof firstDayOfWeek == "number" ? firstDayOfWeek : Calendar._FD; // 0 for Sunday, 1 for Monday, etc.
Chris@0: 	this.showsOtherMonths = false;
Chris@0: 	this.dateStr = dateStr;
Chris@0: 	this.ar_days = null;
Chris@0: 	this.showsTime = false;
Chris@0: 	this.time24 = true;
Chris@0: 	this.yearStep = 2;
Chris@0: 	this.hiliteToday = true;
Chris@0: 	this.multiple = null;
Chris@0: 	// HTML elements
Chris@0: 	this.table = null;
Chris@0: 	this.element = null;
Chris@0: 	this.tbody = null;
Chris@0: 	this.firstdayname = null;
Chris@0: 	// Combo boxes
Chris@0: 	this.monthsCombo = null;
Chris@0: 	this.yearsCombo = null;
Chris@0: 	this.hilitedMonth = null;
Chris@0: 	this.activeMonth = null;
Chris@0: 	this.hilitedYear = null;
Chris@0: 	this.activeYear = null;
Chris@0: 	// Information
Chris@0: 	this.dateClicked = false;
Chris@0: 
Chris@0: 	// one-time initializations
Chris@0: 	if (typeof Calendar._SDN == "undefined") {
Chris@0: 		// table of short day names
Chris@0: 		if (typeof Calendar._SDN_len == "undefined")
Chris@0: 			Calendar._SDN_len = 3;
Chris@0: 		var ar = new Array();
Chris@0: 		for (var i = 8; i > 0;) {
Chris@0: 			ar[--i] = Calendar._DN[i].substr(0, Calendar._SDN_len);
Chris@0: 		}
Chris@0: 		Calendar._SDN = ar;
Chris@0: 		// table of short month names
Chris@0: 		if (typeof Calendar._SMN_len == "undefined")
Chris@0: 			Calendar._SMN_len = 3;
Chris@0: 		ar = new Array();
Chris@0: 		for (var i = 12; i > 0;) {
Chris@0: 			ar[--i] = Calendar._MN[i].substr(0, Calendar._SMN_len);
Chris@0: 		}
Chris@0: 		Calendar._SMN = ar;
Chris@0: 	}
Chris@0: };
Chris@0: 
Chris@0: // ** constants
Chris@0: 
Chris@0: /// "static", needed for event handlers.
Chris@0: Calendar._C = null;
Chris@0: 
Chris@0: /// detect a special case of "web browser"
Chris@0: Calendar.is_ie = ( /msie/i.test(navigator.userAgent) &&
Chris@0: 		   !/opera/i.test(navigator.userAgent) );
Chris@0: 
Chris@0: Calendar.is_ie5 = ( Calendar.is_ie && /msie 5\.0/i.test(navigator.userAgent) );
Chris@0: 
Chris@0: /// detect Opera browser
Chris@0: Calendar.is_opera = /opera/i.test(navigator.userAgent);
Chris@0: 
Chris@0: /// detect KHTML-based browsers
Chris@0: Calendar.is_khtml = /Konqueror|Safari|KHTML/i.test(navigator.userAgent);
Chris@0: 
Chris@0: // BEGIN: UTILITY FUNCTIONS; beware that these might be moved into a separate
Chris@0: //        library, at some point.
Chris@0: 
Chris@0: Calendar.getAbsolutePos = function(el) {
Chris@0: 	var SL = 0, ST = 0;
Chris@0: 	var is_div = /^div$/i.test(el.tagName);
Chris@0: 	if (is_div && el.scrollLeft)
Chris@0: 		SL = el.scrollLeft;
Chris@0: 	if (is_div && el.scrollTop)
Chris@0: 		ST = el.scrollTop;
Chris@0: 	var r = { x: el.offsetLeft - SL, y: el.offsetTop - ST };
Chris@0: 	if (el.offsetParent) {
Chris@0: 		var tmp = this.getAbsolutePos(el.offsetParent);
Chris@0: 		r.x += tmp.x;
Chris@0: 		r.y += tmp.y;
Chris@0: 	}
Chris@0: 	return r;
Chris@0: };
Chris@0: 
Chris@0: Calendar.isRelated = function (el, evt) {
Chris@0: 	var related = evt.relatedTarget;
Chris@0: 	if (!related) {
Chris@0: 		var type = evt.type;
Chris@0: 		if (type == "mouseover") {
Chris@0: 			related = evt.fromElement;
Chris@0: 		} else if (type == "mouseout") {
Chris@0: 			related = evt.toElement;
Chris@0: 		}
Chris@0: 	}
Chris@0: 	while (related) {
Chris@0: 		if (related == el) {
Chris@0: 			return true;
Chris@0: 		}
Chris@0: 		related = related.parentNode;
Chris@0: 	}
Chris@0: 	return false;
Chris@0: };
Chris@0: 
Chris@0: Calendar.removeClass = function(el, className) {
Chris@0: 	if (!(el && el.className)) {
Chris@0: 		return;
Chris@0: 	}
Chris@0: 	var cls = el.className.split(" ");
Chris@0: 	var ar = new Array();
Chris@0: 	for (var i = cls.length; i > 0;) {
Chris@0: 		if (cls[--i] != className) {
Chris@0: 			ar[ar.length] = cls[i];
Chris@0: 		}
Chris@0: 	}
Chris@0: 	el.className = ar.join(" ");
Chris@0: };
Chris@0: 
Chris@0: Calendar.addClass = function(el, className) {
Chris@0: 	Calendar.removeClass(el, className);
Chris@0: 	el.className += " " + className;
Chris@0: };
Chris@0: 
Chris@0: // FIXME: the following 2 functions totally suck, are useless and should be replaced immediately.
Chris@0: Calendar.getElement = function(ev) {
Chris@0: 	var f = Calendar.is_ie ? window.event.srcElement : ev.currentTarget;
Chris@0: 	while (f.nodeType != 1 || /^div$/i.test(f.tagName))
Chris@0: 		f = f.parentNode;
Chris@0: 	return f;
Chris@0: };
Chris@0: 
Chris@0: Calendar.getTargetElement = function(ev) {
Chris@0: 	var f = Calendar.is_ie ? window.event.srcElement : ev.target;
Chris@0: 	while (f.nodeType != 1)
Chris@0: 		f = f.parentNode;
Chris@0: 	return f;
Chris@0: };
Chris@0: 
Chris@0: Calendar.stopEvent = function(ev) {
Chris@0: 	ev || (ev = window.event);
Chris@0: 	if (Calendar.is_ie) {
Chris@0: 		ev.cancelBubble = true;
Chris@0: 		ev.returnValue = false;
Chris@0: 	} else {
Chris@0: 		ev.preventDefault();
Chris@0: 		ev.stopPropagation();
Chris@0: 	}
Chris@0: 	return false;
Chris@0: };
Chris@0: 
Chris@0: Calendar.addEvent = function(el, evname, func) {
Chris@0: 	if (el.attachEvent) { // IE
Chris@0: 		el.attachEvent("on" + evname, func);
Chris@0: 	} else if (el.addEventListener) { // Gecko / W3C
Chris@0: 		el.addEventListener(evname, func, true);
Chris@0: 	} else {
Chris@0: 		el["on" + evname] = func;
Chris@0: 	}
Chris@0: };
Chris@0: 
Chris@0: Calendar.removeEvent = function(el, evname, func) {
Chris@0: 	if (el.detachEvent) { // IE
Chris@0: 		el.detachEvent("on" + evname, func);
Chris@0: 	} else if (el.removeEventListener) { // Gecko / W3C
Chris@0: 		el.removeEventListener(evname, func, true);
Chris@0: 	} else {
Chris@0: 		el["on" + evname] = null;
Chris@0: 	}
Chris@0: };
Chris@0: 
Chris@0: Calendar.createElement = function(type, parent) {
Chris@0: 	var el = null;
Chris@0: 	if (document.createElementNS) {
Chris@0: 		// use the XHTML namespace; IE won't normally get here unless
Chris@0: 		// _they_ "fix" the DOM2 implementation.
Chris@0: 		el = document.createElementNS("http://www.w3.org/1999/xhtml", type);
Chris@0: 	} else {
Chris@0: 		el = document.createElement(type);
Chris@0: 	}
Chris@0: 	if (typeof parent != "undefined") {
Chris@0: 		parent.appendChild(el);
Chris@0: 	}
Chris@0: 	return el;
Chris@0: };
Chris@0: 
Chris@0: // END: UTILITY FUNCTIONS
Chris@0: 
Chris@0: // BEGIN: CALENDAR STATIC FUNCTIONS
Chris@0: 
Chris@0: /** Internal -- adds a set of events to make some element behave like a button. */
Chris@0: Calendar._add_evs = function(el) {
Chris@0: 	with (Calendar) {
Chris@0: 		addEvent(el, "mouseover", dayMouseOver);
Chris@0: 		addEvent(el, "mousedown", dayMouseDown);
Chris@0: 		addEvent(el, "mouseout", dayMouseOut);
Chris@0: 		if (is_ie) {
Chris@0: 			addEvent(el, "dblclick", dayMouseDblClick);
Chris@0: 			el.setAttribute("unselectable", true);
Chris@0: 		}
Chris@0: 	}
Chris@0: };
Chris@0: 
Chris@0: Calendar.findMonth = function(el) {
Chris@0: 	if (typeof el.month != "undefined") {
Chris@0: 		return el;
Chris@0: 	} else if (typeof el.parentNode.month != "undefined") {
Chris@0: 		return el.parentNode;
Chris@0: 	}
Chris@0: 	return null;
Chris@0: };
Chris@0: 
Chris@0: Calendar.findYear = function(el) {
Chris@0: 	if (typeof el.year != "undefined") {
Chris@0: 		return el;
Chris@0: 	} else if (typeof el.parentNode.year != "undefined") {
Chris@0: 		return el.parentNode;
Chris@0: 	}
Chris@0: 	return null;
Chris@0: };
Chris@0: 
Chris@0: Calendar.showMonthsCombo = function () {
Chris@0: 	var cal = Calendar._C;
Chris@0: 	if (!cal) {
Chris@0: 		return false;
Chris@0: 	}
Chris@0: 	var cal = cal;
Chris@0: 	var cd = cal.activeDiv;
Chris@0: 	var mc = cal.monthsCombo;
Chris@0: 	if (cal.hilitedMonth) {
Chris@0: 		Calendar.removeClass(cal.hilitedMonth, "hilite");
Chris@0: 	}
Chris@0: 	if (cal.activeMonth) {
Chris@0: 		Calendar.removeClass(cal.activeMonth, "active");
Chris@0: 	}
Chris@0: 	var mon = cal.monthsCombo.getElementsByTagName("div")[cal.date.getMonth()];
Chris@0: 	Calendar.addClass(mon, "active");
Chris@0: 	cal.activeMonth = mon;
Chris@0: 	var s = mc.style;
Chris@0: 	s.display = "block";
Chris@0: 	if (cd.navtype < 0)
Chris@0: 		s.left = cd.offsetLeft + "px";
Chris@0: 	else {
Chris@0: 		var mcw = mc.offsetWidth;
Chris@0: 		if (typeof mcw == "undefined")
Chris@0: 			// Konqueror brain-dead techniques
Chris@0: 			mcw = 50;
Chris@0: 		s.left = (cd.offsetLeft + cd.offsetWidth - mcw) + "px";
Chris@0: 	}
Chris@0: 	s.top = (cd.offsetTop + cd.offsetHeight) + "px";
Chris@0: };
Chris@0: 
Chris@0: Calendar.showYearsCombo = function (fwd) {
Chris@0: 	var cal = Calendar._C;
Chris@0: 	if (!cal) {
Chris@0: 		return false;
Chris@0: 	}
Chris@0: 	var cal = cal;
Chris@0: 	var cd = cal.activeDiv;
Chris@0: 	var yc = cal.yearsCombo;
Chris@0: 	if (cal.hilitedYear) {
Chris@0: 		Calendar.removeClass(cal.hilitedYear, "hilite");
Chris@0: 	}
Chris@0: 	if (cal.activeYear) {
Chris@0: 		Calendar.removeClass(cal.activeYear, "active");
Chris@0: 	}
Chris@0: 	cal.activeYear = null;
Chris@0: 	var Y = cal.date.getFullYear() + (fwd ? 1 : -1);
Chris@0: 	var yr = yc.firstChild;
Chris@0: 	var show = false;
Chris@0: 	for (var i = 12; i > 0; --i) {
Chris@0: 		if (Y >= cal.minYear && Y <= cal.maxYear) {
Chris@0: 			yr.innerHTML = Y;
Chris@0: 			yr.year = Y;
Chris@0: 			yr.style.display = "block";
Chris@0: 			show = true;
Chris@0: 		} else {
Chris@0: 			yr.style.display = "none";
Chris@0: 		}
Chris@0: 		yr = yr.nextSibling;
Chris@0: 		Y += fwd ? cal.yearStep : -cal.yearStep;
Chris@0: 	}
Chris@0: 	if (show) {
Chris@0: 		var s = yc.style;
Chris@0: 		s.display = "block";
Chris@0: 		if (cd.navtype < 0)
Chris@0: 			s.left = cd.offsetLeft + "px";
Chris@0: 		else {
Chris@0: 			var ycw = yc.offsetWidth;
Chris@0: 			if (typeof ycw == "undefined")
Chris@0: 				// Konqueror brain-dead techniques
Chris@0: 				ycw = 50;
Chris@0: 			s.left = (cd.offsetLeft + cd.offsetWidth - ycw) + "px";
Chris@0: 		}
Chris@0: 		s.top = (cd.offsetTop + cd.offsetHeight) + "px";
Chris@0: 	}
Chris@0: };
Chris@0: 
Chris@0: // event handlers
Chris@0: 
Chris@0: Calendar.tableMouseUp = function(ev) {
Chris@0: 	var cal = Calendar._C;
Chris@0: 	if (!cal) {
Chris@0: 		return false;
Chris@0: 	}
Chris@0: 	if (cal.timeout) {
Chris@0: 		clearTimeout(cal.timeout);
Chris@0: 	}
Chris@0: 	var el = cal.activeDiv;
Chris@0: 	if (!el) {
Chris@0: 		return false;
Chris@0: 	}
Chris@0: 	var target = Calendar.getTargetElement(ev);
Chris@0: 	ev || (ev = window.event);
Chris@0: 	Calendar.removeClass(el, "active");
Chris@0: 	if (target == el || target.parentNode == el) {
Chris@0: 		Calendar.cellClick(el, ev);
Chris@0: 	}
Chris@0: 	var mon = Calendar.findMonth(target);
Chris@0: 	var date = null;
Chris@0: 	if (mon) {
Chris@0: 		date = new Date(cal.date);
Chris@0: 		if (mon.month != date.getMonth()) {
Chris@0: 			date.setMonth(mon.month);
Chris@0: 			cal.setDate(date);
Chris@0: 			cal.dateClicked = false;
Chris@0: 			cal.callHandler();
Chris@0: 		}
Chris@0: 	} else {
Chris@0: 		var year = Calendar.findYear(target);
Chris@0: 		if (year) {
Chris@0: 			date = new Date(cal.date);
Chris@0: 			if (year.year != date.getFullYear()) {
Chris@0: 				date.setFullYear(year.year);
Chris@0: 				cal.setDate(date);
Chris@0: 				cal.dateClicked = false;
Chris@0: 				cal.callHandler();
Chris@0: 			}
Chris@0: 		}
Chris@0: 	}
Chris@0: 	with (Calendar) {
Chris@0: 		removeEvent(document, "mouseup", tableMouseUp);
Chris@0: 		removeEvent(document, "mouseover", tableMouseOver);
Chris@0: 		removeEvent(document, "mousemove", tableMouseOver);
Chris@0: 		cal._hideCombos();
Chris@0: 		_C = null;
Chris@0: 		return stopEvent(ev);
Chris@0: 	}
Chris@0: };
Chris@0: 
Chris@0: Calendar.tableMouseOver = function (ev) {
Chris@0: 	var cal = Calendar._C;
Chris@0: 	if (!cal) {
Chris@0: 		return;
Chris@0: 	}
Chris@0: 	var el = cal.activeDiv;
Chris@0: 	var target = Calendar.getTargetElement(ev);
Chris@0: 	if (target == el || target.parentNode == el) {
Chris@0: 		Calendar.addClass(el, "hilite active");
Chris@0: 		Calendar.addClass(el.parentNode, "rowhilite");
Chris@0: 	} else {
Chris@0: 		if (typeof el.navtype == "undefined" || (el.navtype != 50 && (el.navtype == 0 || Math.abs(el.navtype) > 2)))
Chris@0: 			Calendar.removeClass(el, "active");
Chris@0: 		Calendar.removeClass(el, "hilite");
Chris@0: 		Calendar.removeClass(el.parentNode, "rowhilite");
Chris@0: 	}
Chris@0: 	ev || (ev = window.event);
Chris@0: 	if (el.navtype == 50 && target != el) {
Chris@0: 		var pos = Calendar.getAbsolutePos(el);
Chris@0: 		var w = el.offsetWidth;
Chris@0: 		var x = ev.clientX;
Chris@0: 		var dx;
Chris@0: 		var decrease = true;
Chris@0: 		if (x > pos.x + w) {
Chris@0: 			dx = x - pos.x - w;
Chris@0: 			decrease = false;
Chris@0: 		} else
Chris@0: 			dx = pos.x - x;
Chris@0: 
Chris@0: 		if (dx < 0) dx = 0;
Chris@0: 		var range = el._range;
Chris@0: 		var current = el._current;
Chris@0: 		var count = Math.floor(dx / 10) % range.length;
Chris@0: 		for (var i = range.length; --i >= 0;)
Chris@0: 			if (range[i] == current)
Chris@0: 				break;
Chris@0: 		while (count-- > 0)
Chris@0: 			if (decrease) {
Chris@0: 				if (--i < 0)
Chris@0: 					i = range.length - 1;
Chris@0: 			} else if ( ++i >= range.length )
Chris@0: 				i = 0;
Chris@0: 		var newval = range[i];
Chris@0: 		el.innerHTML = newval;
Chris@0: 
Chris@0: 		cal.onUpdateTime();
Chris@0: 	}
Chris@0: 	var mon = Calendar.findMonth(target);
Chris@0: 	if (mon) {
Chris@0: 		if (mon.month != cal.date.getMonth()) {
Chris@0: 			if (cal.hilitedMonth) {
Chris@0: 				Calendar.removeClass(cal.hilitedMonth, "hilite");
Chris@0: 			}
Chris@0: 			Calendar.addClass(mon, "hilite");
Chris@0: 			cal.hilitedMonth = mon;
Chris@0: 		} else if (cal.hilitedMonth) {
Chris@0: 			Calendar.removeClass(cal.hilitedMonth, "hilite");
Chris@0: 		}
Chris@0: 	} else {
Chris@0: 		if (cal.hilitedMonth) {
Chris@0: 			Calendar.removeClass(cal.hilitedMonth, "hilite");
Chris@0: 		}
Chris@0: 		var year = Calendar.findYear(target);
Chris@0: 		if (year) {
Chris@0: 			if (year.year != cal.date.getFullYear()) {
Chris@0: 				if (cal.hilitedYear) {
Chris@0: 					Calendar.removeClass(cal.hilitedYear, "hilite");
Chris@0: 				}
Chris@0: 				Calendar.addClass(year, "hilite");
Chris@0: 				cal.hilitedYear = year;
Chris@0: 			} else if (cal.hilitedYear) {
Chris@0: 				Calendar.removeClass(cal.hilitedYear, "hilite");
Chris@0: 			}
Chris@0: 		} else if (cal.hilitedYear) {
Chris@0: 			Calendar.removeClass(cal.hilitedYear, "hilite");
Chris@0: 		}
Chris@0: 	}
Chris@0: 	return Calendar.stopEvent(ev);
Chris@0: };
Chris@0: 
Chris@0: Calendar.tableMouseDown = function (ev) {
Chris@0: 	if (Calendar.getTargetElement(ev) == Calendar.getElement(ev)) {
Chris@0: 		return Calendar.stopEvent(ev);
Chris@0: 	}
Chris@0: };
Chris@0: 
Chris@0: Calendar.calDragIt = function (ev) {
Chris@0: 	var cal = Calendar._C;
Chris@0: 	if (!(cal && cal.dragging)) {
Chris@0: 		return false;
Chris@0: 	}
Chris@0: 	var posX;
Chris@0: 	var posY;
Chris@0: 	if (Calendar.is_ie) {
Chris@0: 		posY = window.event.clientY + document.body.scrollTop;
Chris@0: 		posX = window.event.clientX + document.body.scrollLeft;
Chris@0: 	} else {
Chris@0: 		posX = ev.pageX;
Chris@0: 		posY = ev.pageY;
Chris@0: 	}
Chris@0: 	cal.hideShowCovered();
Chris@0: 	var st = cal.element.style;
Chris@0: 	st.left = (posX - cal.xOffs) + "px";
Chris@0: 	st.top = (posY - cal.yOffs) + "px";
Chris@0: 	return Calendar.stopEvent(ev);
Chris@0: };
Chris@0: 
Chris@0: Calendar.calDragEnd = function (ev) {
Chris@0: 	var cal = Calendar._C;
Chris@0: 	if (!cal) {
Chris@0: 		return false;
Chris@0: 	}
Chris@0: 	cal.dragging = false;
Chris@0: 	with (Calendar) {
Chris@0: 		removeEvent(document, "mousemove", calDragIt);
Chris@0: 		removeEvent(document, "mouseup", calDragEnd);
Chris@0: 		tableMouseUp(ev);
Chris@0: 	}
Chris@0: 	cal.hideShowCovered();
Chris@0: };
Chris@0: 
Chris@0: Calendar.dayMouseDown = function(ev) {
Chris@0: 	var el = Calendar.getElement(ev);
Chris@0: 	if (el.disabled) {
Chris@0: 		return false;
Chris@0: 	}
Chris@0: 	var cal = el.calendar;
Chris@0: 	cal.activeDiv = el;
Chris@0: 	Calendar._C = cal;
Chris@0: 	if (el.navtype != 300) with (Calendar) {
Chris@0: 		if (el.navtype == 50) {
Chris@0: 			el._current = el.innerHTML;
Chris@0: 			addEvent(document, "mousemove", tableMouseOver);
Chris@0: 		} else
Chris@0: 			addEvent(document, Calendar.is_ie5 ? "mousemove" : "mouseover", tableMouseOver);
Chris@0: 		addClass(el, "hilite active");
Chris@0: 		addEvent(document, "mouseup", tableMouseUp);
Chris@0: 	} else if (cal.isPopup) {
Chris@0: 		cal._dragStart(ev);
Chris@0: 	}
Chris@0: 	if (el.navtype == -1 || el.navtype == 1) {
Chris@0: 		if (cal.timeout) clearTimeout(cal.timeout);
Chris@0: 		cal.timeout = setTimeout("Calendar.showMonthsCombo()", 250);
Chris@0: 	} else if (el.navtype == -2 || el.navtype == 2) {
Chris@0: 		if (cal.timeout) clearTimeout(cal.timeout);
Chris@0: 		cal.timeout = setTimeout((el.navtype > 0) ? "Calendar.showYearsCombo(true)" : "Calendar.showYearsCombo(false)", 250);
Chris@0: 	} else {
Chris@0: 		cal.timeout = null;
Chris@0: 	}
Chris@0: 	return Calendar.stopEvent(ev);
Chris@0: };
Chris@0: 
Chris@0: Calendar.dayMouseDblClick = function(ev) {
Chris@0: 	Calendar.cellClick(Calendar.getElement(ev), ev || window.event);
Chris@0: 	if (Calendar.is_ie) {
Chris@0: 		document.selection.empty();
Chris@0: 	}
Chris@0: };
Chris@0: 
Chris@0: Calendar.dayMouseOver = function(ev) {
Chris@0: 	var el = Calendar.getElement(ev);
Chris@0: 	if (Calendar.isRelated(el, ev) || Calendar._C || el.disabled) {
Chris@0: 		return false;
Chris@0: 	}
Chris@0: 	if (el.ttip) {
Chris@0: 		if (el.ttip.substr(0, 1) == "_") {
Chris@0: 			el.ttip = el.caldate.print(el.calendar.ttDateFormat) + el.ttip.substr(1);
Chris@0: 		}
Chris@0: 		el.calendar.tooltips.innerHTML = el.ttip;
Chris@0: 	}
Chris@0: 	if (el.navtype != 300) {
Chris@0: 		Calendar.addClass(el, "hilite");
Chris@0: 		if (el.caldate) {
Chris@0: 			Calendar.addClass(el.parentNode, "rowhilite");
Chris@0: 		}
Chris@0: 	}
Chris@0: 	return Calendar.stopEvent(ev);
Chris@0: };
Chris@0: 
Chris@0: Calendar.dayMouseOut = function(ev) {
Chris@0: 	with (Calendar) {
Chris@0: 		var el = getElement(ev);
Chris@0: 		if (isRelated(el, ev) || _C || el.disabled)
Chris@0: 			return false;
Chris@0: 		removeClass(el, "hilite");
Chris@0: 		if (el.caldate)
Chris@0: 			removeClass(el.parentNode, "rowhilite");
Chris@0: 		if (el.calendar)
Chris@0: 			el.calendar.tooltips.innerHTML = _TT["SEL_DATE"];
Chris@0: 		return stopEvent(ev);
Chris@0: 	}
Chris@0: };
Chris@0: 
Chris@0: /**
Chris@0:  *  A generic "click" handler :) handles all types of buttons defined in this
Chris@0:  *  calendar.
Chris@0:  */
Chris@0: Calendar.cellClick = function(el, ev) {
Chris@0: 	var cal = el.calendar;
Chris@0: 	var closing = false;
Chris@0: 	var newdate = false;
Chris@0: 	var date = null;
Chris@0: 	if (typeof el.navtype == "undefined") {
Chris@0: 		if (cal.currentDateEl) {
Chris@0: 			Calendar.removeClass(cal.currentDateEl, "selected");
Chris@0: 			Calendar.addClass(el, "selected");
Chris@0: 			closing = (cal.currentDateEl == el);
Chris@0: 			if (!closing) {
Chris@0: 				cal.currentDateEl = el;
Chris@0: 			}
Chris@0: 		}
Chris@0: 		cal.date.setDateOnly(el.caldate);
Chris@0: 		date = cal.date;
Chris@0: 		var other_month = !(cal.dateClicked = !el.otherMonth);
Chris@0: 		if (!other_month && !cal.currentDateEl)
Chris@0: 			cal._toggleMultipleDate(new Date(date));
Chris@0: 		else
Chris@0: 			newdate = !el.disabled;
Chris@0: 		// a date was clicked
Chris@0: 		if (other_month)
Chris@0: 			cal._init(cal.firstDayOfWeek, date);
Chris@0: 	} else {
Chris@0: 		if (el.navtype == 200) {
Chris@0: 			Calendar.removeClass(el, "hilite");
Chris@0: 			cal.callCloseHandler();
Chris@0: 			return;
Chris@0: 		}
Chris@0: 		date = new Date(cal.date);
Chris@0: 		if (el.navtype == 0)
Chris@0: 			date.setDateOnly(new Date()); // TODAY
Chris@0: 		// unless "today" was clicked, we assume no date was clicked so
Chris@0: 		// the selected handler will know not to close the calenar when
Chris@0: 		// in single-click mode.
Chris@0: 		// cal.dateClicked = (el.navtype == 0);
Chris@0: 		cal.dateClicked = false;
Chris@0: 		var year = date.getFullYear();
Chris@0: 		var mon = date.getMonth();
Chris@0: 		function setMonth(m) {
Chris@0: 			var day = date.getDate();
Chris@0: 			var max = date.getMonthDays(m);
Chris@0: 			if (day > max) {
Chris@0: 				date.setDate(max);
Chris@0: 			}
Chris@0: 			date.setMonth(m);
Chris@0: 		};
Chris@0: 		switch (el.navtype) {
Chris@0: 		    case 400:
Chris@0: 			Calendar.removeClass(el, "hilite");
Chris@0: 			var text = Calendar._TT["ABOUT"];
Chris@0: 			if (typeof text != "undefined") {
Chris@0: 				text += cal.showsTime ? Calendar._TT["ABOUT_TIME"] : "";
Chris@0: 			} else {
Chris@0: 				// FIXME: this should be removed as soon as lang files get updated!
Chris@0: 				text = "Help and about box text is not translated into this language.\n" +
Chris@0: 					"If you know this language and you feel generous please update\n" +
Chris@0: 					"the corresponding file in \"lang\" subdir to match calendar-en.js\n" +
Chris@0: 					"and send it back to <mihai_bazon@yahoo.com> to get it into the distribution  ;-)\n\n" +
Chris@0: 					"Thank you!\n" +
Chris@0: 					"http://dynarch.com/mishoo/calendar.epl\n";
Chris@0: 			}
Chris@0: 			alert(text);
Chris@0: 			return;
Chris@0: 		    case -2:
Chris@0: 			if (year > cal.minYear) {
Chris@0: 				date.setFullYear(year - 1);
Chris@0: 			}
Chris@0: 			break;
Chris@0: 		    case -1:
Chris@0: 			if (mon > 0) {
Chris@0: 				setMonth(mon - 1);
Chris@0: 			} else if (year-- > cal.minYear) {
Chris@0: 				date.setFullYear(year);
Chris@0: 				setMonth(11);
Chris@0: 			}
Chris@0: 			break;
Chris@0: 		    case 1:
Chris@0: 			if (mon < 11) {
Chris@0: 				setMonth(mon + 1);
Chris@0: 			} else if (year < cal.maxYear) {
Chris@0: 				date.setFullYear(year + 1);
Chris@0: 				setMonth(0);
Chris@0: 			}
Chris@0: 			break;
Chris@0: 		    case 2:
Chris@0: 			if (year < cal.maxYear) {
Chris@0: 				date.setFullYear(year + 1);
Chris@0: 			}
Chris@0: 			break;
Chris@0: 		    case 100:
Chris@0: 			cal.setFirstDayOfWeek(el.fdow);
Chris@0: 			return;
Chris@0: 		    case 50:
Chris@0: 			var range = el._range;
Chris@0: 			var current = el.innerHTML;
Chris@0: 			for (var i = range.length; --i >= 0;)
Chris@0: 				if (range[i] == current)
Chris@0: 					break;
Chris@0: 			if (ev && ev.shiftKey) {
Chris@0: 				if (--i < 0)
Chris@0: 					i = range.length - 1;
Chris@0: 			} else if ( ++i >= range.length )
Chris@0: 				i = 0;
Chris@0: 			var newval = range[i];
Chris@0: 			el.innerHTML = newval;
Chris@0: 			cal.onUpdateTime();
Chris@0: 			return;
Chris@0: 		    case 0:
Chris@0: 			// TODAY will bring us here
Chris@0: 			if ((typeof cal.getDateStatus == "function") &&
Chris@0: 			    cal.getDateStatus(date, date.getFullYear(), date.getMonth(), date.getDate())) {
Chris@0: 				return false;
Chris@0: 			}
Chris@0: 			break;
Chris@0: 		}
Chris@0: 		if (!date.equalsTo(cal.date)) {
Chris@0: 			cal.setDate(date);
Chris@0: 			newdate = true;
Chris@0: 		} else if (el.navtype == 0)
Chris@0: 			newdate = closing = true;
Chris@0: 	}
Chris@0: 	if (newdate) {
Chris@0: 		ev && cal.callHandler();
Chris@0: 	}
Chris@0: 	if (closing) {
Chris@0: 		Calendar.removeClass(el, "hilite");
Chris@0: 		ev && cal.callCloseHandler();
Chris@0: 	}
Chris@0: };
Chris@0: 
Chris@0: // END: CALENDAR STATIC FUNCTIONS
Chris@0: 
Chris@0: // BEGIN: CALENDAR OBJECT FUNCTIONS
Chris@0: 
Chris@0: /**
Chris@0:  *  This function creates the calendar inside the given parent.  If _par is
Chris@0:  *  null than it creates a popup calendar inside the BODY element.  If _par is
Chris@0:  *  an element, be it BODY, then it creates a non-popup calendar (still
Chris@0:  *  hidden).  Some properties need to be set before calling this function.
Chris@0:  */
Chris@0: Calendar.prototype.create = function (_par) {
Chris@0: 	var parent = null;
Chris@0: 	if (! _par) {
Chris@0: 		// default parent is the document body, in which case we create
Chris@0: 		// a popup calendar.
Chris@0: 		parent = document.getElementsByTagName("body")[0];
Chris@0: 		this.isPopup = true;
Chris@0: 	} else {
Chris@0: 		parent = _par;
Chris@0: 		this.isPopup = false;
Chris@0: 	}
Chris@0: 	this.date = this.dateStr ? new Date(this.dateStr) : new Date();
Chris@0: 
Chris@0: 	var table = Calendar.createElement("table");
Chris@0: 	this.table = table;
Chris@0: 	table.cellSpacing = 0;
Chris@0: 	table.cellPadding = 0;
Chris@0: 	table.calendar = this;
Chris@0: 	Calendar.addEvent(table, "mousedown", Calendar.tableMouseDown);
Chris@0: 
Chris@0: 	var div = Calendar.createElement("div");
Chris@0: 	this.element = div;
Chris@0: 	div.className = "calendar";
Chris@0: 	if (this.isPopup) {
Chris@0: 		div.style.position = "absolute";
Chris@0: 		div.style.display = "none";
Chris@0: 	}
Chris@0: 	div.appendChild(table);
Chris@0: 
Chris@0: 	var thead = Calendar.createElement("thead", table);
Chris@0: 	var cell = null;
Chris@0: 	var row = null;
Chris@0: 
Chris@0: 	var cal = this;
Chris@0: 	var hh = function (text, cs, navtype) {
Chris@0: 		cell = Calendar.createElement("td", row);
Chris@0: 		cell.colSpan = cs;
Chris@0: 		cell.className = "button";
Chris@0: 		if (navtype != 0 && Math.abs(navtype) <= 2)
Chris@0: 			cell.className += " nav";
Chris@0: 		Calendar._add_evs(cell);
Chris@0: 		cell.calendar = cal;
Chris@0: 		cell.navtype = navtype;
Chris@0: 		cell.innerHTML = "<div unselectable='on'>" + text + "</div>";
Chris@0: 		return cell;
Chris@0: 	};
Chris@0: 
Chris@0: 	row = Calendar.createElement("tr", thead);
Chris@0: 	var title_length = 6;
Chris@0: 	(this.isPopup) && --title_length;
Chris@0: 	(this.weekNumbers) && ++title_length;
Chris@0: 
Chris@0: 	hh("?", 1, 400).ttip = Calendar._TT["INFO"];
Chris@0: 	this.title = hh("", title_length, 300);
Chris@0: 	this.title.className = "title";
Chris@0: 	if (this.isPopup) {
Chris@0: 		this.title.ttip = Calendar._TT["DRAG_TO_MOVE"];
Chris@0: 		this.title.style.cursor = "move";
Chris@0: 		hh("&#x00d7;", 1, 200).ttip = Calendar._TT["CLOSE"];
Chris@0: 	}
Chris@0: 
Chris@0: 	row = Calendar.createElement("tr", thead);
Chris@0: 	row.className = "headrow";
Chris@0: 
Chris@0: 	this._nav_py = hh("&#x00ab;", 1, -2);
Chris@0: 	this._nav_py.ttip = Calendar._TT["PREV_YEAR"];
Chris@0: 
Chris@0: 	this._nav_pm = hh("&#x2039;", 1, -1);
Chris@0: 	this._nav_pm.ttip = Calendar._TT["PREV_MONTH"];
Chris@0: 
Chris@0: 	this._nav_now = hh(Calendar._TT["TODAY"], this.weekNumbers ? 4 : 3, 0);
Chris@0: 	this._nav_now.ttip = Calendar._TT["GO_TODAY"];
Chris@0: 
Chris@0: 	this._nav_nm = hh("&#x203a;", 1, 1);
Chris@0: 	this._nav_nm.ttip = Calendar._TT["NEXT_MONTH"];
Chris@0: 
Chris@0: 	this._nav_ny = hh("&#x00bb;", 1, 2);
Chris@0: 	this._nav_ny.ttip = Calendar._TT["NEXT_YEAR"];
Chris@0: 
Chris@0: 	// day names
Chris@0: 	row = Calendar.createElement("tr", thead);
Chris@0: 	row.className = "daynames";
Chris@0: 	if (this.weekNumbers) {
Chris@0: 		cell = Calendar.createElement("td", row);
Chris@0: 		cell.className = "name wn";
Chris@0: 		cell.innerHTML = Calendar._TT["WK"];
Chris@0: 	}
Chris@0: 	for (var i = 7; i > 0; --i) {
Chris@0: 		cell = Calendar.createElement("td", row);
Chris@0: 		if (!i) {
Chris@0: 			cell.navtype = 100;
Chris@0: 			cell.calendar = this;
Chris@0: 			Calendar._add_evs(cell);
Chris@0: 		}
Chris@0: 	}
Chris@0: 	this.firstdayname = (this.weekNumbers) ? row.firstChild.nextSibling : row.firstChild;
Chris@0: 	this._displayWeekdays();
Chris@0: 
Chris@0: 	var tbody = Calendar.createElement("tbody", table);
Chris@0: 	this.tbody = tbody;
Chris@0: 
Chris@0: 	for (i = 6; i > 0; --i) {
Chris@0: 		row = Calendar.createElement("tr", tbody);
Chris@0: 		if (this.weekNumbers) {
Chris@0: 			cell = Calendar.createElement("td", row);
Chris@0: 		}
Chris@0: 		for (var j = 7; j > 0; --j) {
Chris@0: 			cell = Calendar.createElement("td", row);
Chris@0: 			cell.calendar = this;
Chris@0: 			Calendar._add_evs(cell);
Chris@0: 		}
Chris@0: 	}
Chris@0: 
Chris@0: 	if (this.showsTime) {
Chris@0: 		row = Calendar.createElement("tr", tbody);
Chris@0: 		row.className = "time";
Chris@0: 
Chris@0: 		cell = Calendar.createElement("td", row);
Chris@0: 		cell.className = "time";
Chris@0: 		cell.colSpan = 2;
Chris@0: 		cell.innerHTML = Calendar._TT["TIME"] || "&nbsp;";
Chris@0: 
Chris@0: 		cell = Calendar.createElement("td", row);
Chris@0: 		cell.className = "time";
Chris@0: 		cell.colSpan = this.weekNumbers ? 4 : 3;
Chris@0: 
Chris@0: 		(function(){
Chris@0: 			function makeTimePart(className, init, range_start, range_end) {
Chris@0: 				var part = Calendar.createElement("span", cell);
Chris@0: 				part.className = className;
Chris@0: 				part.innerHTML = init;
Chris@0: 				part.calendar = cal;
Chris@0: 				part.ttip = Calendar._TT["TIME_PART"];
Chris@0: 				part.navtype = 50;
Chris@0: 				part._range = [];
Chris@0: 				if (typeof range_start != "number")
Chris@0: 					part._range = range_start;
Chris@0: 				else {
Chris@0: 					for (var i = range_start; i <= range_end; ++i) {
Chris@0: 						var txt;
Chris@0: 						if (i < 10 && range_end >= 10) txt = '0' + i;
Chris@0: 						else txt = '' + i;
Chris@0: 						part._range[part._range.length] = txt;
Chris@0: 					}
Chris@0: 				}
Chris@0: 				Calendar._add_evs(part);
Chris@0: 				return part;
Chris@0: 			};
Chris@0: 			var hrs = cal.date.getHours();
Chris@0: 			var mins = cal.date.getMinutes();
Chris@0: 			var t12 = !cal.time24;
Chris@0: 			var pm = (hrs > 12);
Chris@0: 			if (t12 && pm) hrs -= 12;
Chris@0: 			var H = makeTimePart("hour", hrs, t12 ? 1 : 0, t12 ? 12 : 23);
Chris@0: 			var span = Calendar.createElement("span", cell);
Chris@0: 			span.innerHTML = ":";
Chris@0: 			span.className = "colon";
Chris@0: 			var M = makeTimePart("minute", mins, 0, 59);
Chris@0: 			var AP = null;
Chris@0: 			cell = Calendar.createElement("td", row);
Chris@0: 			cell.className = "time";
Chris@0: 			cell.colSpan = 2;
Chris@0: 			if (t12)
Chris@0: 				AP = makeTimePart("ampm", pm ? "pm" : "am", ["am", "pm"]);
Chris@0: 			else
Chris@0: 				cell.innerHTML = "&nbsp;";
Chris@0: 
Chris@0: 			cal.onSetTime = function() {
Chris@0: 				var pm, hrs = this.date.getHours(),
Chris@0: 					mins = this.date.getMinutes();
Chris@0: 				if (t12) {
Chris@0: 					pm = (hrs >= 12);
Chris@0: 					if (pm) hrs -= 12;
Chris@0: 					if (hrs == 0) hrs = 12;
Chris@0: 					AP.innerHTML = pm ? "pm" : "am";
Chris@0: 				}
Chris@0: 				H.innerHTML = (hrs < 10) ? ("0" + hrs) : hrs;
Chris@0: 				M.innerHTML = (mins < 10) ? ("0" + mins) : mins;
Chris@0: 			};
Chris@0: 
Chris@0: 			cal.onUpdateTime = function() {
Chris@0: 				var date = this.date;
Chris@0: 				var h = parseInt(H.innerHTML, 10);
Chris@0: 				if (t12) {
Chris@0: 					if (/pm/i.test(AP.innerHTML) && h < 12)
Chris@0: 						h += 12;
Chris@0: 					else if (/am/i.test(AP.innerHTML) && h == 12)
Chris@0: 						h = 0;
Chris@0: 				}
Chris@0: 				var d = date.getDate();
Chris@0: 				var m = date.getMonth();
Chris@0: 				var y = date.getFullYear();
Chris@0: 				date.setHours(h);
Chris@0: 				date.setMinutes(parseInt(M.innerHTML, 10));
Chris@0: 				date.setFullYear(y);
Chris@0: 				date.setMonth(m);
Chris@0: 				date.setDate(d);
Chris@0: 				this.dateClicked = false;
Chris@0: 				this.callHandler();
Chris@0: 			};
Chris@0: 		})();
Chris@0: 	} else {
Chris@0: 		this.onSetTime = this.onUpdateTime = function() {};
Chris@0: 	}
Chris@0: 
Chris@0: 	var tfoot = Calendar.createElement("tfoot", table);
Chris@0: 
Chris@0: 	row = Calendar.createElement("tr", tfoot);
Chris@0: 	row.className = "footrow";
Chris@0: 
Chris@0: 	cell = hh(Calendar._TT["SEL_DATE"], this.weekNumbers ? 8 : 7, 300);
Chris@0: 	cell.className = "ttip";
Chris@0: 	if (this.isPopup) {
Chris@0: 		cell.ttip = Calendar._TT["DRAG_TO_MOVE"];
Chris@0: 		cell.style.cursor = "move";
Chris@0: 	}
Chris@0: 	this.tooltips = cell;
Chris@0: 
Chris@0: 	div = Calendar.createElement("div", this.element);
Chris@0: 	this.monthsCombo = div;
Chris@0: 	div.className = "combo";
Chris@0: 	for (i = 0; i < Calendar._MN.length; ++i) {
Chris@0: 		var mn = Calendar.createElement("div");
Chris@0: 		mn.className = Calendar.is_ie ? "label-IEfix" : "label";
Chris@0: 		mn.month = i;
Chris@0: 		mn.innerHTML = Calendar._SMN[i];
Chris@0: 		div.appendChild(mn);
Chris@0: 	}
Chris@0: 
Chris@0: 	div = Calendar.createElement("div", this.element);
Chris@0: 	this.yearsCombo = div;
Chris@0: 	div.className = "combo";
Chris@0: 	for (i = 12; i > 0; --i) {
Chris@0: 		var yr = Calendar.createElement("div");
Chris@0: 		yr.className = Calendar.is_ie ? "label-IEfix" : "label";
Chris@0: 		div.appendChild(yr);
Chris@0: 	}
Chris@0: 
Chris@0: 	this._init(this.firstDayOfWeek, this.date);
Chris@0: 	parent.appendChild(this.element);
Chris@0: };
Chris@0: 
Chris@0: /** keyboard navigation, only for popup calendars */
Chris@0: Calendar._keyEvent = function(ev) {
Chris@0: 	var cal = window._dynarch_popupCalendar;
Chris@0: 	if (!cal || cal.multiple)
Chris@0: 		return false;
Chris@0: 	(Calendar.is_ie) && (ev = window.event);
Chris@0: 	var act = (Calendar.is_ie || ev.type == "keypress"),
Chris@0: 		K = ev.keyCode;
Chris@0: 	if (ev.ctrlKey) {
Chris@0: 		switch (K) {
Chris@0: 		    case 37: // KEY left
Chris@0: 			act && Calendar.cellClick(cal._nav_pm);
Chris@0: 			break;
Chris@0: 		    case 38: // KEY up
Chris@0: 			act && Calendar.cellClick(cal._nav_py);
Chris@0: 			break;
Chris@0: 		    case 39: // KEY right
Chris@0: 			act && Calendar.cellClick(cal._nav_nm);
Chris@0: 			break;
Chris@0: 		    case 40: // KEY down
Chris@0: 			act && Calendar.cellClick(cal._nav_ny);
Chris@0: 			break;
Chris@0: 		    default:
Chris@0: 			return false;
Chris@0: 		}
Chris@0: 	} else switch (K) {
Chris@0: 	    case 32: // KEY space (now)
Chris@0: 		Calendar.cellClick(cal._nav_now);
Chris@0: 		break;
Chris@0: 	    case 27: // KEY esc
Chris@0: 		act && cal.callCloseHandler();
Chris@0: 		break;
Chris@0: 	    case 37: // KEY left
Chris@0: 	    case 38: // KEY up
Chris@0: 	    case 39: // KEY right
Chris@0: 	    case 40: // KEY down
Chris@0: 		if (act) {
Chris@0: 			var prev, x, y, ne, el, step;
Chris@0: 			prev = K == 37 || K == 38;
Chris@0: 			step = (K == 37 || K == 39) ? 1 : 7;
Chris@0: 			function setVars() {
Chris@0: 				el = cal.currentDateEl;
Chris@0: 				var p = el.pos;
Chris@0: 				x = p & 15;
Chris@0: 				y = p >> 4;
Chris@0: 				ne = cal.ar_days[y][x];
Chris@0: 			};setVars();
Chris@0: 			function prevMonth() {
Chris@0: 				var date = new Date(cal.date);
Chris@0: 				date.setDate(date.getDate() - step);
Chris@0: 				cal.setDate(date);
Chris@0: 			};
Chris@0: 			function nextMonth() {
Chris@0: 				var date = new Date(cal.date);
Chris@0: 				date.setDate(date.getDate() + step);
Chris@0: 				cal.setDate(date);
Chris@0: 			};
Chris@0: 			while (1) {
Chris@0: 				switch (K) {
Chris@0: 				    case 37: // KEY left
Chris@0: 					if (--x >= 0)
Chris@0: 						ne = cal.ar_days[y][x];
Chris@0: 					else {
Chris@0: 						x = 6;
Chris@0: 						K = 38;
Chris@0: 						continue;
Chris@0: 					}
Chris@0: 					break;
Chris@0: 				    case 38: // KEY up
Chris@0: 					if (--y >= 0)
Chris@0: 						ne = cal.ar_days[y][x];
Chris@0: 					else {
Chris@0: 						prevMonth();
Chris@0: 						setVars();
Chris@0: 					}
Chris@0: 					break;
Chris@0: 				    case 39: // KEY right
Chris@0: 					if (++x < 7)
Chris@0: 						ne = cal.ar_days[y][x];
Chris@0: 					else {
Chris@0: 						x = 0;
Chris@0: 						K = 40;
Chris@0: 						continue;
Chris@0: 					}
Chris@0: 					break;
Chris@0: 				    case 40: // KEY down
Chris@0: 					if (++y < cal.ar_days.length)
Chris@0: 						ne = cal.ar_days[y][x];
Chris@0: 					else {
Chris@0: 						nextMonth();
Chris@0: 						setVars();
Chris@0: 					}
Chris@0: 					break;
Chris@0: 				}
Chris@0: 				break;
Chris@0: 			}
Chris@0: 			if (ne) {
Chris@0: 				if (!ne.disabled)
Chris@0: 					Calendar.cellClick(ne);
Chris@0: 				else if (prev)
Chris@0: 					prevMonth();
Chris@0: 				else
Chris@0: 					nextMonth();
Chris@0: 			}
Chris@0: 		}
Chris@0: 		break;
Chris@0: 	    case 13: // KEY enter
Chris@0: 		if (act)
Chris@0: 			Calendar.cellClick(cal.currentDateEl, ev);
Chris@0: 		break;
Chris@0: 	    default:
Chris@0: 		return false;
Chris@0: 	}
Chris@0: 	return Calendar.stopEvent(ev);
Chris@0: };
Chris@0: 
Chris@0: /**
Chris@0:  *  (RE)Initializes the calendar to the given date and firstDayOfWeek
Chris@0:  */
Chris@0: Calendar.prototype._init = function (firstDayOfWeek, date) {
Chris@0: 	var today = new Date(),
Chris@0: 		TY = today.getFullYear(),
Chris@0: 		TM = today.getMonth(),
Chris@0: 		TD = today.getDate();
Chris@0: 	this.table.style.visibility = "hidden";
Chris@0: 	var year = date.getFullYear();
Chris@0: 	if (year < this.minYear) {
Chris@0: 		year = this.minYear;
Chris@0: 		date.setFullYear(year);
Chris@0: 	} else if (year > this.maxYear) {
Chris@0: 		year = this.maxYear;
Chris@0: 		date.setFullYear(year);
Chris@0: 	}
Chris@0: 	this.firstDayOfWeek = firstDayOfWeek;
Chris@0: 	this.date = new Date(date);
Chris@0: 	var month = date.getMonth();
Chris@0: 	var mday = date.getDate();
Chris@0: 	var no_days = date.getMonthDays();
Chris@0: 
Chris@0: 	// calendar voodoo for computing the first day that would actually be
Chris@0: 	// displayed in the calendar, even if it's from the previous month.
Chris@0: 	// WARNING: this is magic. ;-)
Chris@0: 	date.setDate(1);
Chris@0: 	var day1 = (date.getDay() - this.firstDayOfWeek) % 7;
Chris@0: 	if (day1 < 0)
Chris@0: 		day1 += 7;
Chris@0: 	date.setDate(0-day1);
Chris@0: 	date.setDate(date.getDate() + 1);
Chris@0: 
Chris@0: 	var row = this.tbody.firstChild;
Chris@0: 	var MN = Calendar._SMN[month];
Chris@0: 	var ar_days = this.ar_days = new Array();
Chris@0: 	var weekend = Calendar._TT["WEEKEND"];
Chris@0: 	var dates = this.multiple ? (this.datesCells = {}) : null;
Chris@0: 	for (var i = 0; i < 6; ++i, row = row.nextSibling) {
Chris@0: 		var cell = row.firstChild;
Chris@0: 		if (this.weekNumbers) {
Chris@0: 			cell.className = "day wn";
Chris@0: 			cell.innerHTML = date.getWeekNumber();
Chris@0: 			cell = cell.nextSibling;
Chris@0: 		}
Chris@0: 		row.className = "daysrow";
Chris@0: 		var hasdays = false, iday, dpos = ar_days[i] = [];
Chris@0: 		for (var j = 0; j < 7; ++j, cell = cell.nextSibling, date.setDate(iday + 1)) {
Chris@0: 			iday = date.getDate();
Chris@0: 			var wday = date.getDay();
Chris@0: 			cell.className = "day";
Chris@0: 			cell.pos = i << 4 | j;
Chris@0: 			dpos[j] = cell;
Chris@0: 			var current_month = (date.getMonth() == month);
Chris@0: 			if (!current_month) {
Chris@0: 				if (this.showsOtherMonths) {
Chris@0: 					cell.className += " othermonth";
Chris@0: 					cell.otherMonth = true;
Chris@0: 				} else {
Chris@0: 					cell.className = "emptycell";
Chris@0: 					cell.innerHTML = "&nbsp;";
Chris@0: 					cell.disabled = true;
Chris@0: 					continue;
Chris@0: 				}
Chris@0: 			} else {
Chris@0: 				cell.otherMonth = false;
Chris@0: 				hasdays = true;
Chris@0: 			}
Chris@0: 			cell.disabled = false;
Chris@0: 			cell.innerHTML = this.getDateText ? this.getDateText(date, iday) : iday;
Chris@0: 			if (dates)
Chris@0: 				dates[date.print("%Y%m%d")] = cell;
Chris@0: 			if (this.getDateStatus) {
Chris@0: 				var status = this.getDateStatus(date, year, month, iday);
Chris@0: 				if (this.getDateToolTip) {
Chris@0: 					var toolTip = this.getDateToolTip(date, year, month, iday);
Chris@0: 					if (toolTip)
Chris@0: 						cell.title = toolTip;
Chris@0: 				}
Chris@0: 				if (status === true) {
Chris@0: 					cell.className += " disabled";
Chris@0: 					cell.disabled = true;
Chris@0: 				} else {
Chris@0: 					if (/disabled/i.test(status))
Chris@0: 						cell.disabled = true;
Chris@0: 					cell.className += " " + status;
Chris@0: 				}
Chris@0: 			}
Chris@0: 			if (!cell.disabled) {
Chris@0: 				cell.caldate = new Date(date);
Chris@0: 				cell.ttip = "_";
Chris@0: 				if (!this.multiple && current_month
Chris@0: 				    && iday == mday && this.hiliteToday) {
Chris@0: 					cell.className += " selected";
Chris@0: 					this.currentDateEl = cell;
Chris@0: 				}
Chris@0: 				if (date.getFullYear() == TY &&
Chris@0: 				    date.getMonth() == TM &&
Chris@0: 				    iday == TD) {
Chris@0: 					cell.className += " today";
Chris@0: 					cell.ttip += Calendar._TT["PART_TODAY"];
Chris@0: 				}
Chris@0: 				if (weekend.indexOf(wday.toString()) != -1)
Chris@0: 					cell.className += cell.otherMonth ? " oweekend" : " weekend";
Chris@0: 			}
Chris@0: 		}
Chris@0: 		if (!(hasdays || this.showsOtherMonths))
Chris@0: 			row.className = "emptyrow";
Chris@0: 	}
Chris@0: 	this.title.innerHTML = Calendar._MN[month] + ", " + year;
Chris@0: 	this.onSetTime();
Chris@0: 	this.table.style.visibility = "visible";
Chris@0: 	this._initMultipleDates();
Chris@0: 	// PROFILE
Chris@0: 	// this.tooltips.innerHTML = "Generated in " + ((new Date()) - today) + " ms";
Chris@0: };
Chris@0: 
Chris@0: Calendar.prototype._initMultipleDates = function() {
Chris@0: 	if (this.multiple) {
Chris@0: 		for (var i in this.multiple) {
Chris@0: 			var cell = this.datesCells[i];
Chris@0: 			var d = this.multiple[i];
Chris@0: 			if (!d)
Chris@0: 				continue;
Chris@0: 			if (cell)
Chris@0: 				cell.className += " selected";
Chris@0: 		}
Chris@0: 	}
Chris@0: };
Chris@0: 
Chris@0: Calendar.prototype._toggleMultipleDate = function(date) {
Chris@0: 	if (this.multiple) {
Chris@0: 		var ds = date.print("%Y%m%d");
Chris@0: 		var cell = this.datesCells[ds];
Chris@0: 		if (cell) {
Chris@0: 			var d = this.multiple[ds];
Chris@0: 			if (!d) {
Chris@0: 				Calendar.addClass(cell, "selected");
Chris@0: 				this.multiple[ds] = date;
Chris@0: 			} else {
Chris@0: 				Calendar.removeClass(cell, "selected");
Chris@0: 				delete this.multiple[ds];
Chris@0: 			}
Chris@0: 		}
Chris@0: 	}
Chris@0: };
Chris@0: 
Chris@0: Calendar.prototype.setDateToolTipHandler = function (unaryFunction) {
Chris@0: 	this.getDateToolTip = unaryFunction;
Chris@0: };
Chris@0: 
Chris@0: /**
Chris@0:  *  Calls _init function above for going to a certain date (but only if the
Chris@0:  *  date is different than the currently selected one).
Chris@0:  */
Chris@0: Calendar.prototype.setDate = function (date) {
Chris@0: 	if (!date.equalsTo(this.date)) {
Chris@0: 		this._init(this.firstDayOfWeek, date);
Chris@0: 	}
Chris@0: };
Chris@0: 
Chris@0: /**
Chris@0:  *  Refreshes the calendar.  Useful if the "disabledHandler" function is
Chris@0:  *  dynamic, meaning that the list of disabled date can change at runtime.
Chris@0:  *  Just * call this function if you think that the list of disabled dates
Chris@0:  *  should * change.
Chris@0:  */
Chris@0: Calendar.prototype.refresh = function () {
Chris@0: 	this._init(this.firstDayOfWeek, this.date);
Chris@0: };
Chris@0: 
Chris@0: /** Modifies the "firstDayOfWeek" parameter (pass 0 for Synday, 1 for Monday, etc.). */
Chris@0: Calendar.prototype.setFirstDayOfWeek = function (firstDayOfWeek) {
Chris@0: 	this._init(firstDayOfWeek, this.date);
Chris@0: 	this._displayWeekdays();
Chris@0: };
Chris@0: 
Chris@0: /**
Chris@0:  *  Allows customization of what dates are enabled.  The "unaryFunction"
Chris@0:  *  parameter must be a function object that receives the date (as a JS Date
Chris@0:  *  object) and returns a boolean value.  If the returned value is true then
Chris@0:  *  the passed date will be marked as disabled.
Chris@0:  */
Chris@0: Calendar.prototype.setDateStatusHandler = Calendar.prototype.setDisabledHandler = function (unaryFunction) {
Chris@0: 	this.getDateStatus = unaryFunction;
Chris@0: };
Chris@0: 
Chris@0: /** Customization of allowed year range for the calendar. */
Chris@0: Calendar.prototype.setRange = function (a, z) {
Chris@0: 	this.minYear = a;
Chris@0: 	this.maxYear = z;
Chris@0: };
Chris@0: 
Chris@0: /** Calls the first user handler (selectedHandler). */
Chris@0: Calendar.prototype.callHandler = function () {
Chris@0: 	if (this.onSelected) {
Chris@0: 		this.onSelected(this, this.date.print(this.dateFormat));
Chris@0: 	}
Chris@0: };
Chris@0: 
Chris@0: /** Calls the second user handler (closeHandler). */
Chris@0: Calendar.prototype.callCloseHandler = function () {
Chris@0: 	if (this.onClose) {
Chris@0: 		this.onClose(this);
Chris@0: 	}
Chris@0: 	this.hideShowCovered();
Chris@0: };
Chris@0: 
Chris@0: /** Removes the calendar object from the DOM tree and destroys it. */
Chris@0: Calendar.prototype.destroy = function () {
Chris@0: 	var el = this.element.parentNode;
Chris@0: 	el.removeChild(this.element);
Chris@0: 	Calendar._C = null;
Chris@0: 	window._dynarch_popupCalendar = null;
Chris@0: };
Chris@0: 
Chris@0: /**
Chris@0:  *  Moves the calendar element to a different section in the DOM tree (changes
Chris@0:  *  its parent).
Chris@0:  */
Chris@0: Calendar.prototype.reparent = function (new_parent) {
Chris@0: 	var el = this.element;
Chris@0: 	el.parentNode.removeChild(el);
Chris@0: 	new_parent.appendChild(el);
Chris@0: };
Chris@0: 
Chris@0: // This gets called when the user presses a mouse button anywhere in the
Chris@0: // document, if the calendar is shown.  If the click was outside the open
Chris@0: // calendar this function closes it.
Chris@0: Calendar._checkCalendar = function(ev) {
Chris@0: 	var calendar = window._dynarch_popupCalendar;
Chris@0: 	if (!calendar) {
Chris@0: 		return false;
Chris@0: 	}
Chris@0: 	var el = Calendar.is_ie ? Calendar.getElement(ev) : Calendar.getTargetElement(ev);
Chris@0: 	for (; el != null && el != calendar.element; el = el.parentNode);
Chris@0: 	if (el == null) {
Chris@0: 		// calls closeHandler which should hide the calendar.
Chris@0: 		window._dynarch_popupCalendar.callCloseHandler();
Chris@0: 		return Calendar.stopEvent(ev);
Chris@0: 	}
Chris@0: };
Chris@0: 
Chris@0: /** Shows the calendar. */
Chris@0: Calendar.prototype.show = function () {
Chris@0: 	var rows = this.table.getElementsByTagName("tr");
Chris@0: 	for (var i = rows.length; i > 0;) {
Chris@0: 		var row = rows[--i];
Chris@0: 		Calendar.removeClass(row, "rowhilite");
Chris@0: 		var cells = row.getElementsByTagName("td");
Chris@0: 		for (var j = cells.length; j > 0;) {
Chris@0: 			var cell = cells[--j];
Chris@0: 			Calendar.removeClass(cell, "hilite");
Chris@0: 			Calendar.removeClass(cell, "active");
Chris@0: 		}
Chris@0: 	}
Chris@0: 	this.element.style.display = "block";
Chris@0: 	this.hidden = false;
Chris@0: 	if (this.isPopup) {
Chris@0: 		window._dynarch_popupCalendar = this;
Chris@0: 		Calendar.addEvent(document, "keydown", Calendar._keyEvent);
Chris@0: 		Calendar.addEvent(document, "keypress", Calendar._keyEvent);
Chris@0: 		Calendar.addEvent(document, "mousedown", Calendar._checkCalendar);
Chris@0: 	}
Chris@0: 	this.hideShowCovered();
Chris@0: };
Chris@0: 
Chris@0: /**
Chris@0:  *  Hides the calendar.  Also removes any "hilite" from the class of any TD
Chris@0:  *  element.
Chris@0:  */
Chris@0: Calendar.prototype.hide = function () {
Chris@0: 	if (this.isPopup) {
Chris@0: 		Calendar.removeEvent(document, "keydown", Calendar._keyEvent);
Chris@0: 		Calendar.removeEvent(document, "keypress", Calendar._keyEvent);
Chris@0: 		Calendar.removeEvent(document, "mousedown", Calendar._checkCalendar);
Chris@0: 	}
Chris@0: 	this.element.style.display = "none";
Chris@0: 	this.hidden = true;
Chris@0: 	this.hideShowCovered();
Chris@0: };
Chris@0: 
Chris@0: /**
Chris@0:  *  Shows the calendar at a given absolute position (beware that, depending on
Chris@0:  *  the calendar element style -- position property -- this might be relative
Chris@0:  *  to the parent's containing rectangle).
Chris@0:  */
Chris@0: Calendar.prototype.showAt = function (x, y) {
Chris@0: 	var s = this.element.style;
Chris@0: 	s.left = x + "px";
Chris@0: 	s.top = y + "px";
Chris@0: 	this.show();
Chris@0: };
Chris@0: 
Chris@0: /** Shows the calendar near a given element. */
Chris@0: Calendar.prototype.showAtElement = function (el, opts) {
Chris@0: 	var self = this;
Chris@0: 	var p = Calendar.getAbsolutePos(el);
Chris@0: 	if (!opts || typeof opts != "string") {
Chris@0: 		this.showAt(p.x, p.y + el.offsetHeight);
Chris@0: 		return true;
Chris@0: 	}
Chris@0: 	function fixPosition(box) {
Chris@0: 		if (box.x < 0)
Chris@0: 			box.x = 0;
Chris@0: 		if (box.y < 0)
Chris@0: 			box.y = 0;
Chris@0: 		var cp = document.createElement("div");
Chris@0: 		var s = cp.style;
Chris@0: 		s.position = "absolute";
Chris@0: 		s.right = s.bottom = s.width = s.height = "0px";
Chris@0: 		document.body.appendChild(cp);
Chris@0: 		var br = Calendar.getAbsolutePos(cp);
Chris@0: 		document.body.removeChild(cp);
Chris@0: 		if (Calendar.is_ie) {
Chris@0: 			br.y += document.body.scrollTop;
Chris@0: 			br.x += document.body.scrollLeft;
Chris@0: 		} else {
Chris@0: 			br.y += window.scrollY;
Chris@0: 			br.x += window.scrollX;
Chris@0: 		}
Chris@0: 		var tmp = box.x + box.width - br.x;
Chris@0: 		if (tmp > 0) box.x -= tmp;
Chris@0: 		tmp = box.y + box.height - br.y;
Chris@0: 		if (tmp > 0) box.y -= tmp;
Chris@0: 	};
Chris@0: 	this.element.style.display = "block";
Chris@0: 	Calendar.continuation_for_the_fucking_khtml_browser = function() {
Chris@0: 		var w = self.element.offsetWidth;
Chris@0: 		var h = self.element.offsetHeight;
Chris@0: 		self.element.style.display = "none";
Chris@0: 		var valign = opts.substr(0, 1);
Chris@0: 		var halign = "l";
Chris@0: 		if (opts.length > 1) {
Chris@0: 			halign = opts.substr(1, 1);
Chris@0: 		}
Chris@0: 		// vertical alignment
Chris@0: 		switch (valign) {
Chris@0: 		    case "T": p.y -= h; break;
Chris@0: 		    case "B": p.y += el.offsetHeight; break;
Chris@0: 		    case "C": p.y += (el.offsetHeight - h) / 2; break;
Chris@0: 		    case "t": p.y += el.offsetHeight - h; break;
Chris@0: 		    case "b": break; // already there
Chris@0: 		}
Chris@0: 		// horizontal alignment
Chris@0: 		switch (halign) {
Chris@0: 		    case "L": p.x -= w; break;
Chris@0: 		    case "R": p.x += el.offsetWidth; break;
Chris@0: 		    case "C": p.x += (el.offsetWidth - w) / 2; break;
Chris@0: 		    case "l": p.x += el.offsetWidth - w; break;
Chris@0: 		    case "r": break; // already there
Chris@0: 		}
Chris@0: 		p.width = w;
Chris@0: 		p.height = h + 40;
Chris@0: 		self.monthsCombo.style.display = "none";
Chris@0: 		fixPosition(p);
Chris@0: 		self.showAt(p.x, p.y);
Chris@0: 	};
Chris@0: 	if (Calendar.is_khtml)
Chris@0: 		setTimeout("Calendar.continuation_for_the_fucking_khtml_browser()", 10);
Chris@0: 	else
Chris@0: 		Calendar.continuation_for_the_fucking_khtml_browser();
Chris@0: };
Chris@0: 
Chris@0: /** Customizes the date format. */
Chris@0: Calendar.prototype.setDateFormat = function (str) {
Chris@0: 	this.dateFormat = str;
Chris@0: };
Chris@0: 
Chris@0: /** Customizes the tooltip date format. */
Chris@0: Calendar.prototype.setTtDateFormat = function (str) {
Chris@0: 	this.ttDateFormat = str;
Chris@0: };
Chris@0: 
Chris@0: /**
Chris@0:  *  Tries to identify the date represented in a string.  If successful it also
Chris@0:  *  calls this.setDate which moves the calendar to the given date.
Chris@0:  */
Chris@0: Calendar.prototype.parseDate = function(str, fmt) {
Chris@0: 	if (!fmt)
Chris@0: 		fmt = this.dateFormat;
Chris@0: 	this.setDate(Date.parseDate(str, fmt));
Chris@0: };
Chris@0: 
Chris@0: Calendar.prototype.hideShowCovered = function () {
Chris@0: 	if (!Calendar.is_ie && !Calendar.is_opera)
Chris@0: 		return;
Chris@0: 	function getVisib(obj){
Chris@0: 		var value = obj.style.visibility;
Chris@0: 		if (!value) {
Chris@0: 			if (document.defaultView && typeof (document.defaultView.getComputedStyle) == "function") { // Gecko, W3C
Chris@0: 				if (!Calendar.is_khtml)
Chris@0: 					value = document.defaultView.
Chris@0: 						getComputedStyle(obj, "").getPropertyValue("visibility");
Chris@0: 				else
Chris@0: 					value = '';
Chris@0: 			} else if (obj.currentStyle) { // IE
Chris@0: 				value = obj.currentStyle.visibility;
Chris@0: 			} else
Chris@0: 				value = '';
Chris@0: 		}
Chris@0: 		return value;
Chris@0: 	};
Chris@0: 
Chris@0: 	var tags = new Array("applet", "iframe", "select");
Chris@0: 	var el = this.element;
Chris@0: 
Chris@0: 	var p = Calendar.getAbsolutePos(el);
Chris@0: 	var EX1 = p.x;
Chris@0: 	var EX2 = el.offsetWidth + EX1;
Chris@0: 	var EY1 = p.y;
Chris@0: 	var EY2 = el.offsetHeight + EY1;
Chris@0: 
Chris@0: 	for (var k = tags.length; k > 0; ) {
Chris@0: 		var ar = document.getElementsByTagName(tags[--k]);
Chris@0: 		var cc = null;
Chris@0: 
Chris@0: 		for (var i = ar.length; i > 0;) {
Chris@0: 			cc = ar[--i];
Chris@0: 
Chris@0: 			p = Calendar.getAbsolutePos(cc);
Chris@0: 			var CX1 = p.x;
Chris@0: 			var CX2 = cc.offsetWidth + CX1;
Chris@0: 			var CY1 = p.y;
Chris@0: 			var CY2 = cc.offsetHeight + CY1;
Chris@0: 
Chris@0: 			if (this.hidden || (CX1 > EX2) || (CX2 < EX1) || (CY1 > EY2) || (CY2 < EY1)) {
Chris@0: 				if (!cc.__msh_save_visibility) {
Chris@0: 					cc.__msh_save_visibility = getVisib(cc);
Chris@0: 				}
Chris@0: 				cc.style.visibility = cc.__msh_save_visibility;
Chris@0: 			} else {
Chris@0: 				if (!cc.__msh_save_visibility) {
Chris@0: 					cc.__msh_save_visibility = getVisib(cc);
Chris@0: 				}
Chris@0: 				cc.style.visibility = "hidden";
Chris@0: 			}
Chris@0: 		}
Chris@0: 	}
Chris@0: };
Chris@0: 
Chris@0: /** Internal function; it displays the bar with the names of the weekday. */
Chris@0: Calendar.prototype._displayWeekdays = function () {
Chris@0: 	var fdow = this.firstDayOfWeek;
Chris@0: 	var cell = this.firstdayname;
Chris@0: 	var weekend = Calendar._TT["WEEKEND"];
Chris@0: 	for (var i = 0; i < 7; ++i) {
Chris@0: 		cell.className = "day name";
Chris@0: 		var realday = (i + fdow) % 7;
Chris@0: 		if (i) {
Chris@0: 			cell.ttip = Calendar._TT["DAY_FIRST"].replace("%s", Calendar._DN[realday]);
Chris@0: 			cell.navtype = 100;
Chris@0: 			cell.calendar = this;
Chris@0: 			cell.fdow = realday;
Chris@0: 			Calendar._add_evs(cell);
Chris@0: 		}
Chris@0: 		if (weekend.indexOf(realday.toString()) != -1) {
Chris@0: 			Calendar.addClass(cell, "weekend");
Chris@0: 		}
Chris@0: 		cell.innerHTML = Calendar._SDN[(i + fdow) % 7];
Chris@0: 		cell = cell.nextSibling;
Chris@0: 	}
Chris@0: };
Chris@0: 
Chris@0: /** Internal function.  Hides all combo boxes that might be displayed. */
Chris@0: Calendar.prototype._hideCombos = function () {
Chris@0: 	this.monthsCombo.style.display = "none";
Chris@0: 	this.yearsCombo.style.display = "none";
Chris@0: };
Chris@0: 
Chris@0: /** Internal function.  Starts dragging the element. */
Chris@0: Calendar.prototype._dragStart = function (ev) {
Chris@0: 	if (this.dragging) {
Chris@0: 		return;
Chris@0: 	}
Chris@0: 	this.dragging = true;
Chris@0: 	var posX;
Chris@0: 	var posY;
Chris@0: 	if (Calendar.is_ie) {
Chris@0: 		posY = window.event.clientY + document.body.scrollTop;
Chris@0: 		posX = window.event.clientX + document.body.scrollLeft;
Chris@0: 	} else {
Chris@0: 		posY = ev.clientY + window.scrollY;
Chris@0: 		posX = ev.clientX + window.scrollX;
Chris@0: 	}
Chris@0: 	var st = this.element.style;
Chris@0: 	this.xOffs = posX - parseInt(st.left);
Chris@0: 	this.yOffs = posY - parseInt(st.top);
Chris@0: 	with (Calendar) {
Chris@0: 		addEvent(document, "mousemove", calDragIt);
Chris@0: 		addEvent(document, "mouseup", calDragEnd);
Chris@0: 	}
Chris@0: };
Chris@0: 
Chris@0: // BEGIN: DATE OBJECT PATCHES
Chris@0: 
Chris@0: /** Adds the number of days array to the Date object. */
Chris@0: Date._MD = new Array(31,28,31,30,31,30,31,31,30,31,30,31);
Chris@0: 
Chris@0: /** Constants used for time computations */
Chris@0: Date.SECOND = 1000 /* milliseconds */;
Chris@0: Date.MINUTE = 60 * Date.SECOND;
Chris@0: Date.HOUR   = 60 * Date.MINUTE;
Chris@0: Date.DAY    = 24 * Date.HOUR;
Chris@0: Date.WEEK   =  7 * Date.DAY;
Chris@0: 
Chris@0: Date.parseDate = function(str, fmt) {
Chris@0: 	var today = new Date();
Chris@0: 	var y = 0;
Chris@0: 	var m = -1;
Chris@0: 	var d = 0;
Chris@0: 	var a = str.split(/\W+/);
Chris@0: 	var b = fmt.match(/%./g);
Chris@0: 	var i = 0, j = 0;
Chris@0: 	var hr = 0;
Chris@0: 	var min = 0;
Chris@0: 	for (i = 0; i < a.length; ++i) {
Chris@0: 		if (!a[i])
Chris@0: 			continue;
Chris@0: 		switch (b[i]) {
Chris@0: 		    case "%d":
Chris@0: 		    case "%e":
Chris@0: 			d = parseInt(a[i], 10);
Chris@0: 			break;
Chris@0: 
Chris@0: 		    case "%m":
Chris@0: 			m = parseInt(a[i], 10) - 1;
Chris@0: 			break;
Chris@0: 
Chris@0: 		    case "%Y":
Chris@0: 		    case "%y":
Chris@0: 			y = parseInt(a[i], 10);
Chris@0: 			(y < 100) && (y += (y > 29) ? 1900 : 2000);
Chris@0: 			break;
Chris@0: 
Chris@0: 		    case "%b":
Chris@0: 		    case "%B":
Chris@0: 			for (j = 0; j < 12; ++j) {
Chris@0: 				if (Calendar._MN[j].substr(0, a[i].length).toLowerCase() == a[i].toLowerCase()) { m = j; break; }
Chris@0: 			}
Chris@0: 			break;
Chris@0: 
Chris@0: 		    case "%H":
Chris@0: 		    case "%I":
Chris@0: 		    case "%k":
Chris@0: 		    case "%l":
Chris@0: 			hr = parseInt(a[i], 10);
Chris@0: 			break;
Chris@0: 
Chris@0: 		    case "%P":
Chris@0: 		    case "%p":
Chris@0: 			if (/pm/i.test(a[i]) && hr < 12)
Chris@0: 				hr += 12;
Chris@0: 			else if (/am/i.test(a[i]) && hr >= 12)
Chris@0: 				hr -= 12;
Chris@0: 			break;
Chris@0: 
Chris@0: 		    case "%M":
Chris@0: 			min = parseInt(a[i], 10);
Chris@0: 			break;
Chris@0: 		}
Chris@0: 	}
Chris@0: 	if (isNaN(y)) y = today.getFullYear();
Chris@0: 	if (isNaN(m)) m = today.getMonth();
Chris@0: 	if (isNaN(d)) d = today.getDate();
Chris@0: 	if (isNaN(hr)) hr = today.getHours();
Chris@0: 	if (isNaN(min)) min = today.getMinutes();
Chris@0: 	if (y != 0 && m != -1 && d != 0)
Chris@0: 		return new Date(y, m, d, hr, min, 0);
Chris@0: 	y = 0; m = -1; d = 0;
Chris@0: 	for (i = 0; i < a.length; ++i) {
Chris@0: 		if (a[i].search(/[a-zA-Z]+/) != -1) {
Chris@0: 			var t = -1;
Chris@0: 			for (j = 0; j < 12; ++j) {
Chris@0: 				if (Calendar._MN[j].substr(0, a[i].length).toLowerCase() == a[i].toLowerCase()) { t = j; break; }
Chris@0: 			}
Chris@0: 			if (t != -1) {
Chris@0: 				if (m != -1) {
Chris@0: 					d = m+1;
Chris@0: 				}
Chris@0: 				m = t;
Chris@0: 			}
Chris@0: 		} else if (parseInt(a[i], 10) <= 12 && m == -1) {
Chris@0: 			m = a[i]-1;
Chris@0: 		} else if (parseInt(a[i], 10) > 31 && y == 0) {
Chris@0: 			y = parseInt(a[i], 10);
Chris@0: 			(y < 100) && (y += (y > 29) ? 1900 : 2000);
Chris@0: 		} else if (d == 0) {
Chris@0: 			d = a[i];
Chris@0: 		}
Chris@0: 	}
Chris@0: 	if (y == 0)
Chris@0: 		y = today.getFullYear();
Chris@0: 	if (m != -1 && d != 0)
Chris@0: 		return new Date(y, m, d, hr, min, 0);
Chris@0: 	return today;
Chris@0: };
Chris@0: 
Chris@0: /** Returns the number of days in the current month */
Chris@0: Date.prototype.getMonthDays = function(month) {
Chris@0: 	var year = this.getFullYear();
Chris@0: 	if (typeof month == "undefined") {
Chris@0: 		month = this.getMonth();
Chris@0: 	}
Chris@0: 	if (((0 == (year%4)) && ( (0 != (year%100)) || (0 == (year%400)))) && month == 1) {
Chris@0: 		return 29;
Chris@0: 	} else {
Chris@0: 		return Date._MD[month];
Chris@0: 	}
Chris@0: };
Chris@0: 
Chris@0: /** Returns the number of day in the year. */
Chris@0: Date.prototype.getDayOfYear = function() {
Chris@0: 	var now = new Date(this.getFullYear(), this.getMonth(), this.getDate(), 0, 0, 0);
Chris@0: 	var then = new Date(this.getFullYear(), 0, 0, 0, 0, 0);
Chris@0: 	var time = now - then;
Chris@0: 	return Math.floor(time / Date.DAY);
Chris@0: };
Chris@0: 
Chris@0: /** Returns the number of the week in year, as defined in ISO 8601.
Chris@0:     This function is only correct if `this` is the first day of the week. */
Chris@0: Date.prototype.getWeekNumber = function() {
Chris@0: 	var d =  new Date(this.getFullYear(), this.getMonth(), this.getDate());
Chris@0: 	var days = 1000*60*60*24; // one day in milliseconds
Chris@0: 	
Chris@0: 	// get the thursday of the current week
Chris@0: 	var this_thursday = new Date(
Chris@0: 		d.valueOf() // selected date
Chris@0: 		- (d.getDay() % 7)*days   // previous sunday
Chris@0: 		+ 4*days                  // + 4 days
Chris@0: 	).valueOf();
Chris@0: 	
Chris@0: 	// the thursday in the first week of the year
Chris@0: 	var first_thursday = new Date(
Chris@0: 		new Date(this.getFullYear(), 0, 4).valueOf() // January 4 is in the first week by definition
Chris@0: 		- (d.getDay() % 7)*days   // previous sunday
Chris@0: 		+ 4*days                  // + 4 days
Chris@0: 	).valueOf();
Chris@0: 	
Chris@0: 	return Math.round((this_thursday - first_thursday) / (7*days)) + 1;
Chris@0: };
Chris@0: 
Chris@0: /** Checks date and time equality */
Chris@0: Date.prototype.equalsTo = function(date) {
Chris@0: 	return ((this.getFullYear() == date.getFullYear()) &&
Chris@0: 		(this.getMonth() == date.getMonth()) &&
Chris@0: 		(this.getDate() == date.getDate()) &&
Chris@0: 		(this.getHours() == date.getHours()) &&
Chris@0: 		(this.getMinutes() == date.getMinutes()));
Chris@0: };
Chris@0: 
Chris@0: /** Set only the year, month, date parts (keep existing time) */
Chris@0: Date.prototype.setDateOnly = function(date) {
Chris@0: 	var tmp = new Date(date);
Chris@0: 	this.setDate(1);
Chris@0: 	this.setFullYear(tmp.getFullYear());
Chris@0: 	this.setMonth(tmp.getMonth());
Chris@0: 	this.setDate(tmp.getDate());
Chris@0: };
Chris@0: 
Chris@0: /** Prints the date in a string according to the given format. */
Chris@0: Date.prototype.print = function (str) {
Chris@0: 	var m = this.getMonth();
Chris@0: 	var d = this.getDate();
Chris@0: 	var y = this.getFullYear();
Chris@0: 	var wn = this.getWeekNumber();
Chris@0: 	var w = this.getDay();
Chris@0: 	var s = {};
Chris@0: 	var hr = this.getHours();
Chris@0: 	var pm = (hr >= 12);
Chris@0: 	var ir = (pm) ? (hr - 12) : hr;
Chris@0: 	var dy = this.getDayOfYear();
Chris@0: 	if (ir == 0)
Chris@0: 		ir = 12;
Chris@0: 	var min = this.getMinutes();
Chris@0: 	var sec = this.getSeconds();
Chris@0: 	s["%a"] = Calendar._SDN[w]; // abbreviated weekday name [FIXME: I18N]
Chris@0: 	s["%A"] = Calendar._DN[w]; // full weekday name
Chris@0: 	s["%b"] = Calendar._SMN[m]; // abbreviated month name [FIXME: I18N]
Chris@0: 	s["%B"] = Calendar._MN[m]; // full month name
Chris@0: 	// FIXME: %c : preferred date and time representation for the current locale
Chris@0: 	s["%C"] = 1 + Math.floor(y / 100); // the century number
Chris@0: 	s["%d"] = (d < 10) ? ("0" + d) : d; // the day of the month (range 01 to 31)
Chris@0: 	s["%e"] = d; // the day of the month (range 1 to 31)
Chris@0: 	// FIXME: %D : american date style: %m/%d/%y
Chris@0: 	// FIXME: %E, %F, %G, %g, %h (man strftime)
Chris@0: 	s["%H"] = (hr < 10) ? ("0" + hr) : hr; // hour, range 00 to 23 (24h format)
Chris@0: 	s["%I"] = (ir < 10) ? ("0" + ir) : ir; // hour, range 01 to 12 (12h format)
Chris@0: 	s["%j"] = (dy < 100) ? ((dy < 10) ? ("00" + dy) : ("0" + dy)) : dy; // day of the year (range 001 to 366)
Chris@0: 	s["%k"] = hr;		// hour, range 0 to 23 (24h format)
Chris@0: 	s["%l"] = ir;		// hour, range 1 to 12 (12h format)
Chris@0: 	s["%m"] = (m < 9) ? ("0" + (1+m)) : (1+m); // month, range 01 to 12
Chris@0: 	s["%M"] = (min < 10) ? ("0" + min) : min; // minute, range 00 to 59
Chris@0: 	s["%n"] = "\n";		// a newline character
Chris@0: 	s["%p"] = pm ? "PM" : "AM";
Chris@0: 	s["%P"] = pm ? "pm" : "am";
Chris@0: 	// FIXME: %r : the time in am/pm notation %I:%M:%S %p
Chris@0: 	// FIXME: %R : the time in 24-hour notation %H:%M
Chris@0: 	s["%s"] = Math.floor(this.getTime() / 1000);
Chris@0: 	s["%S"] = (sec < 10) ? ("0" + sec) : sec; // seconds, range 00 to 59
Chris@0: 	s["%t"] = "\t";		// a tab character
Chris@0: 	// FIXME: %T : the time in 24-hour notation (%H:%M:%S)
Chris@0: 	s["%U"] = s["%W"] = s["%V"] = (wn < 10) ? ("0" + wn) : wn;
Chris@0: 	s["%u"] = w + 1;	// the day of the week (range 1 to 7, 1 = MON)
Chris@0: 	s["%w"] = w;		// the day of the week (range 0 to 6, 0 = SUN)
Chris@0: 	// FIXME: %x : preferred date representation for the current locale without the time
Chris@0: 	// FIXME: %X : preferred time representation for the current locale without the date
Chris@0: 	s["%y"] = ('' + y).substr(2, 2); // year without the century (range 00 to 99)
Chris@0: 	s["%Y"] = y;		// year with the century
Chris@0: 	s["%%"] = "%";		// a literal '%' character
Chris@0: 
Chris@0: 	var re = /%./g;
Chris@0: 	if (!Calendar.is_ie5 && !Calendar.is_khtml)
Chris@0: 		return str.replace(re, function (par) { return s[par] || par; });
Chris@0: 
Chris@0: 	var a = str.match(re);
Chris@0: 	for (var i = 0; i < a.length; i++) {
Chris@0: 		var tmp = s[a[i]];
Chris@0: 		if (tmp) {
Chris@0: 			re = new RegExp(a[i], 'g');
Chris@0: 			str = str.replace(re, tmp);
Chris@0: 		}
Chris@0: 	}
Chris@0: 
Chris@0: 	return str;
Chris@0: };
Chris@0: 
Chris@0: Date.prototype.__msh_oldSetFullYear = Date.prototype.setFullYear;
Chris@0: Date.prototype.setFullYear = function(y) {
Chris@0: 	var d = new Date(this);
Chris@0: 	d.__msh_oldSetFullYear(y);
Chris@0: 	if (d.getMonth() != this.getMonth())
Chris@0: 		this.setDate(28);
Chris@0: 	this.__msh_oldSetFullYear(y);
Chris@0: };
Chris@0: 
Chris@0: // END: DATE OBJECT PATCHES
Chris@0: 
Chris@0: 
Chris@0: // global object that remembers the calendar
Chris@0: window._dynarch_popupCalendar = null;