www.pudn.com > guahaolast2.zip > calendar.js, change:2015-05-06,size:51042b


/*  Copyright Mihai Bazon, 2002-2005  |  www.bazon.net/mishoo 
 * ----------------------------------------------------------- 
 * 
 * The DHTML Calendar, version 1.0 "It is happening again" 
 * 
 * Details and latest version at: 
 * www.dynarch.com/projects/calendar 
 * 
 * This script is developed by Dynarch.com.  Visit us at www.dynarch.com. 
 * 
 * This script is distributed under the GNU Lesser General Public License. 
 * Read the entire license text here: http://www.gnu.org/licenses/lgpl.html 
 */ 
 
// $Id: calendar.js,v 1.1 2006/02/09 17:58:38 calvin Exp $ 
 
/** The Calendar object constructor. */ 
Calendar = function (firstDayOfWeek, dateStr, onSelected, onClose) { 
	// member variables 
	this.activeDiv = null; 
	this.currentDateEl = null; 
	this.getDateStatus = null; 
	this.getDateToolTip = null; 
	this.getDateText = null; 
	this.timeout = null; 
	this.onSelected = onSelected || null; 
	this.onClose = onClose || null; 
	this.dragging = false; 
	this.hidden = false; 
	this.minYear = 1970; 
	this.maxYear = 2050; 
	this.dateFormat = Calendar._TT["DEF_DATE_FORMAT"]; 
	this.ttDateFormat = Calendar._TT["TT_DATE_FORMAT"]; 
	this.isPopup = true; 
	this.weekNumbers = true; 
	this.firstDayOfWeek = typeof firstDayOfWeek == "number" ? firstDayOfWeek : Calendar._FD; // 0 for Sunday, 1 for Monday, etc. 
	this.showsOtherMonths = false; 
	this.dateStr = dateStr; 
	this.ar_days = null; 
	this.showsTime = false; 
	this.time24 = true; 
	this.yearStep = 2; 
	this.hiliteToday = true; 
	this.multiple = null; 
	// HTML elements 
	this.table = null; 
	this.element = null; 
	this.tbody = null; 
	this.firstdayname = null; 
	// Combo boxes 
	this.monthsCombo = null; 
	this.yearsCombo = null; 
	this.hilitedMonth = null; 
	this.activeMonth = null; 
	this.hilitedYear = null; 
	this.activeYear = null; 
	// Information 
	this.dateClicked = false; 
 
	// one-time initializations 
	if (typeof Calendar._SDN == "undefined") { 
		// table of short day names 
		if (typeof Calendar._SDN_len == "undefined") 
			Calendar._SDN_len = 3; 
		var ar = new Array(); 
		for (var i = 8; i > 0;) { 
			ar[--i] = Calendar._DN[i].substr(0, Calendar._SDN_len); 
		} 
		Calendar._SDN = ar; 
		// table of short month names 
		if (typeof Calendar._SMN_len == "undefined") 
			Calendar._SMN_len = 3; 
		ar = new Array(); 
		for (var i = 12; i > 0;) { 
			ar[--i] = Calendar._MN[i].substr(0, Calendar._SMN_len); 
		} 
		Calendar._SMN = ar; 
	} 
}; 
 
// ** constants 
 
/// "static", needed for event handlers. 
Calendar._C = null; 
 
/// detect a special case of "web browser" 
Calendar.is_ie = ( /msie/i.test(navigator.userAgent) && 
		   !/opera/i.test(navigator.userAgent) ); 
 
Calendar.is_ie5 = ( Calendar.is_ie && /msie 5\.0/i.test(navigator.userAgent) ); 
 
/// detect Opera browser 
Calendar.is_opera = /opera/i.test(navigator.userAgent); 
 
/// detect KHTML-based browsers 
Calendar.is_khtml = /Konqueror|Safari|KHTML/i.test(navigator.userAgent); 
 
// BEGIN: UTILITY FUNCTIONS; beware that these might be moved into a separate 
//        library, at some point. 
 
Calendar.getAbsolutePos = function(el) { 
	var SL = 0, ST = 0; 
	var is_div = /^div$/i.test(el.tagName); 
	if (is_div && el.scrollLeft) 
		SL = el.scrollLeft; 
	if (is_div && el.scrollTop) 
		ST = el.scrollTop; 
	var r = { x: el.offsetLeft - SL, y: el.offsetTop - ST }; 
	if (el.offsetParent) { 
		var tmp = this.getAbsolutePos(el.offsetParent); 
		r.x += tmp.x; 
		r.y += tmp.y; 
	} 
	return r; 
}; 
 
Calendar.isRelated = function (el, evt) { 
	var related = evt.relatedTarget; 
	if (!related) { 
		var type = evt.type; 
		if (type == "mouseover") { 
			related = evt.fromElement; 
		} else if (type == "mouseout") { 
			related = evt.toElement; 
		} 
	} 
	while (related) { 
		if (related == el) { 
			return true; 
		} 
		related = related.parentNode; 
	} 
	return false; 
}; 
 
Calendar.removeClass = function(el, className) { 
	if (!(el && el.className)) { 
		return; 
	} 
	var cls = el.className.split(" "); 
	var ar = new Array(); 
	for (var i = cls.length; i > 0;) { 
		if (cls[--i] != className) { 
			ar[ar.length] = cls[i]; 
		} 
	} 
	el.className = ar.join(" "); 
}; 
 
Calendar.addClass = function(el, className) { 
	Calendar.removeClass(el, className); 
	el.className += " " + className; 
}; 
 
// FIXME: the following 2 functions totally suck, are useless and should be replaced immediately. 
Calendar.getElement = function(ev) { 
	var f = Calendar.is_ie ? window.event.srcElement : ev.currentTarget; 
	while (f.nodeType != 1 || /^div$/i.test(f.tagName)) 
		f = f.parentNode; 
	return f; 
}; 
 
Calendar.getTargetElement = function(ev) { 
	var f = Calendar.is_ie ? window.event.srcElement : ev.target; 
	while (f.nodeType != 1) 
		f = f.parentNode; 
	return f; 
}; 
 
Calendar.stopEvent = function(ev) { 
	ev || (ev = window.event); 
	if (Calendar.is_ie) { 
		ev.cancelBubble = true; 
		ev.returnValue = false; 
	} else { 
		ev.preventDefault(); 
		ev.stopPropagation(); 
	} 
	return false; 
}; 
 
Calendar.addEvent = function(el, evname, func) { 
	if (el.attachEvent) { // IE 
		el.attachEvent("on" + evname, func); 
	} else if (el.addEventListener) { // Gecko / W3C 
		el.addEventListener(evname, func, true); 
	} else { 
		el["on" + evname] = func; 
	} 
}; 
 
Calendar.removeEvent = function(el, evname, func) { 
	if (el.detachEvent) { // IE 
		el.detachEvent("on" + evname, func); 
	} else if (el.removeEventListener) { // Gecko / W3C 
		el.removeEventListener(evname, func, true); 
	} else { 
		el["on" + evname] = null; 
	} 
}; 
 
Calendar.createElement = function(type, parent) { 
	var el = null; 
	if (document.createElementNS) { 
		// use the XHTML namespace; IE won't normally get here unless 
		// _they_ "fix" the DOM2 implementation. 
		el = document.createElementNS("http://www.w3.org/1999/xhtml", type); 
	} else { 
		el = document.createElement(type); 
	} 
	if (typeof parent != "undefined") { 
		parent.appendChild(el); 
	} 
	return el; 
}; 
 
// END: UTILITY FUNCTIONS 
 
// BEGIN: CALENDAR STATIC FUNCTIONS 
 
/** Internal -- adds a set of events to make some element behave like a button. */ 
Calendar._add_evs = function(el) { 
	with (Calendar) { 
		addEvent(el, "mouseover", dayMouseOver); 
		addEvent(el, "mousedown", dayMouseDown); 
		addEvent(el, "mouseout", dayMouseOut); 
		if (is_ie) { 
			addEvent(el, "dblclick", dayMouseDblClick); 
			el.setAttribute("unselectable", true); 
		} 
	} 
}; 
 
Calendar.findMonth = function(el) { 
	if (typeof el.month != "undefined") { 
		return el; 
	} else if (typeof el.parentNode.month != "undefined") { 
		return el.parentNode; 
	} 
	return null; 
}; 
 
Calendar.findYear = function(el) { 
	if (typeof el.year != "undefined") { 
		return el; 
	} else if (typeof el.parentNode.year != "undefined") { 
		return el.parentNode; 
	} 
	return null; 
}; 
 
Calendar.showMonthsCombo = function () { 
	var cal = Calendar._C; 
	if (!cal) { 
		return false; 
	} 
	var cal = cal; 
	var cd = cal.activeDiv; 
	var mc = cal.monthsCombo; 
	if (cal.hilitedMonth) { 
		Calendar.removeClass(cal.hilitedMonth, "hilite"); 
	} 
	if (cal.activeMonth) { 
		Calendar.removeClass(cal.activeMonth, "active"); 
	} 
	var mon = cal.monthsCombo.getElementsByTagName("div")[cal.date.getMonth()]; 
	Calendar.addClass(mon, "active"); 
	cal.activeMonth = mon; 
	var s = mc.style; 
	s.display = "block"; 
	if (cd.navtype < 0) 
		s.left = cd.offsetLeft + "px"; 
	else { 
		var mcw = mc.offsetWidth; 
		if (typeof mcw == "undefined") 
			// Konqueror brain-dead techniques 
			mcw = 50; 
		s.left = (cd.offsetLeft + cd.offsetWidth - mcw) + "px"; 
	} 
	s.top = (cd.offsetTop + cd.offsetHeight) + "px"; 
}; 
 
Calendar.showYearsCombo = function (fwd) { 
	var cal = Calendar._C; 
	if (!cal) { 
		return false; 
	} 
	var cal = cal; 
	var cd = cal.activeDiv; 
	var yc = cal.yearsCombo; 
	if (cal.hilitedYear) { 
		Calendar.removeClass(cal.hilitedYear, "hilite"); 
	} 
	if (cal.activeYear) { 
		Calendar.removeClass(cal.activeYear, "active"); 
	} 
	cal.activeYear = null; 
	var Y = cal.date.getFullYear() + (fwd ? 1 : -1); 
	var yr = yc.firstChild; 
	var show = false; 
	for (var i = 12; i > 0; --i) { 
		if (Y >= cal.minYear && Y <= cal.maxYear) { 
			yr.innerHTML = Y; 
			yr.year = Y; 
			yr.style.display = "block"; 
			show = true; 
		} else { 
			yr.style.display = "none"; 
		} 
		yr = yr.nextSibling; 
		Y += fwd ? cal.yearStep : -cal.yearStep; 
	} 
	if (show) { 
		var s = yc.style; 
		s.display = "block"; 
		if (cd.navtype < 0) 
			s.left = cd.offsetLeft + "px"; 
		else { 
			var ycw = yc.offsetWidth; 
			if (typeof ycw == "undefined") 
				// Konqueror brain-dead techniques 
				ycw = 50; 
			s.left = (cd.offsetLeft + cd.offsetWidth - ycw) + "px"; 
		} 
		s.top = (cd.offsetTop + cd.offsetHeight) + "px"; 
	} 
}; 
 
// event handlers 
 
Calendar.tableMouseUp = function(ev) { 
	var cal = Calendar._C; 
	if (!cal) { 
		return false; 
	} 
	if (cal.timeout) { 
		clearTimeout(cal.timeout); 
	} 
	var el = cal.activeDiv; 
	if (!el) { 
		return false; 
	} 
	var target = Calendar.getTargetElement(ev); 
	ev || (ev = window.event); 
	Calendar.removeClass(el, "active"); 
	if (target == el || target.parentNode == el) { 
		Calendar.cellClick(el, ev); 
	} 
	var mon = Calendar.findMonth(target); 
	var date = null; 
	if (mon) { 
		date = new Date(cal.date); 
		if (mon.month != date.getMonth()) { 
			date.setMonth(mon.month); 
			cal.setDate(date); 
			cal.dateClicked = false; 
			cal.callHandler(); 
		} 
	} else { 
		var year = Calendar.findYear(target); 
		if (year) { 
			date = new Date(cal.date); 
			if (year.year != date.getFullYear()) { 
				date.setFullYear(year.year); 
				cal.setDate(date); 
				cal.dateClicked = false; 
				cal.callHandler(); 
			} 
		} 
	} 
	with (Calendar) { 
		removeEvent(document, "mouseup", tableMouseUp); 
		removeEvent(document, "mouseover", tableMouseOver); 
		removeEvent(document, "mousemove", tableMouseOver); 
		cal._hideCombos(); 
		_C = null; 
		return stopEvent(ev); 
	} 
}; 
 
Calendar.tableMouseOver = function (ev) { 
	var cal = Calendar._C; 
	if (!cal) { 
		return; 
	} 
	var el = cal.activeDiv; 
	var target = Calendar.getTargetElement(ev); 
	if (target == el || target.parentNode == el) { 
		Calendar.addClass(el, "hilite active"); 
		Calendar.addClass(el.parentNode, "rowhilite"); 
	} else { 
		if (typeof el.navtype == "undefined" || (el.navtype != 50 && (el.navtype == 0 || Math.abs(el.navtype) > 2))) 
			Calendar.removeClass(el, "active"); 
		Calendar.removeClass(el, "hilite"); 
		Calendar.removeClass(el.parentNode, "rowhilite"); 
	} 
	ev || (ev = window.event); 
	if (el.navtype == 50 && target != el) { 
		var pos = Calendar.getAbsolutePos(el); 
		var w = el.offsetWidth; 
		var x = ev.clientX; 
		var dx; 
		var decrease = true; 
		if (x > pos.x + w) { 
			dx = x - pos.x - w; 
			decrease = false; 
		} else 
			dx = pos.x - x; 
 
		if (dx < 0) dx = 0; 
		var range = el._range; 
		var current = el._current; 
		var count = Math.floor(dx / 10) % range.length; 
		for (var i = range.length; --i >= 0;) 
			if (range[i] == current) 
				break; 
		while (count-- > 0) 
			if (decrease) { 
				if (--i < 0) 
					i = range.length - 1; 
			} else if ( ++i >= range.length ) 
				i = 0; 
		var newval = range[i]; 
		el.innerHTML = newval; 
 
		cal.onUpdateTime(); 
	} 
	var mon = Calendar.findMonth(target); 
	if (mon) { 
		if (mon.month != cal.date.getMonth()) { 
			if (cal.hilitedMonth) { 
				Calendar.removeClass(cal.hilitedMonth, "hilite"); 
			} 
			Calendar.addClass(mon, "hilite"); 
			cal.hilitedMonth = mon; 
		} else if (cal.hilitedMonth) { 
			Calendar.removeClass(cal.hilitedMonth, "hilite"); 
		} 
	} else { 
		if (cal.hilitedMonth) { 
			Calendar.removeClass(cal.hilitedMonth, "hilite"); 
		} 
		var year = Calendar.findYear(target); 
		if (year) { 
			if (year.year != cal.date.getFullYear()) { 
				if (cal.hilitedYear) { 
					Calendar.removeClass(cal.hilitedYear, "hilite"); 
				} 
				Calendar.addClass(year, "hilite"); 
				cal.hilitedYear = year; 
			} else if (cal.hilitedYear) { 
				Calendar.removeClass(cal.hilitedYear, "hilite"); 
			} 
		} else if (cal.hilitedYear) { 
			Calendar.removeClass(cal.hilitedYear, "hilite"); 
		} 
	} 
	return Calendar.stopEvent(ev); 
}; 
 
Calendar.tableMouseDown = function (ev) { 
	if (Calendar.getTargetElement(ev) == Calendar.getElement(ev)) { 
		return Calendar.stopEvent(ev); 
	} 
}; 
 
Calendar.calDragIt = function (ev) { 
	var cal = Calendar._C; 
	if (!(cal && cal.dragging)) { 
		return false; 
	} 
	var posX; 
	var posY; 
	if (Calendar.is_ie) { 
		posY = window.event.clientY + document.body.scrollTop; 
		posX = window.event.clientX + document.body.scrollLeft; 
	} else { 
		posX = ev.pageX; 
		posY = ev.pageY; 
	} 
	cal.hideShowCovered(); 
	var st = cal.element.style; 
	st.left = (posX - cal.xOffs) + "px"; 
	st.top = (posY - cal.yOffs) + "px"; 
	return Calendar.stopEvent(ev); 
}; 
 
Calendar.calDragEnd = function (ev) { 
	var cal = Calendar._C; 
	if (!cal) { 
		return false; 
	} 
	cal.dragging = false; 
	with (Calendar) { 
		removeEvent(document, "mousemove", calDragIt); 
		removeEvent(document, "mouseup", calDragEnd); 
		tableMouseUp(ev); 
	} 
	cal.hideShowCovered(); 
}; 
 
Calendar.dayMouseDown = function(ev) { 
	var el = Calendar.getElement(ev); 
	if (el.disabled) { 
		return false; 
	} 
	var cal = el.calendar; 
	cal.activeDiv = el; 
	Calendar._C = cal; 
	if (el.navtype != 300) with (Calendar) { 
		if (el.navtype == 50) { 
			el._current = el.innerHTML; 
			addEvent(document, "mousemove", tableMouseOver); 
		} else 
			addEvent(document, Calendar.is_ie5 ? "mousemove" : "mouseover", tableMouseOver); 
		addClass(el, "hilite active"); 
		addEvent(document, "mouseup", tableMouseUp); 
	} else if (cal.isPopup) { 
		cal._dragStart(ev); 
	} 
	if (el.navtype == -1 || el.navtype == 1) { 
		if (cal.timeout) clearTimeout(cal.timeout); 
		cal.timeout = setTimeout("Calendar.showMonthsCombo()", 250); 
	} else if (el.navtype == -2 || el.navtype == 2) { 
		if (cal.timeout) clearTimeout(cal.timeout); 
		cal.timeout = setTimeout((el.navtype > 0) ? "Calendar.showYearsCombo(true)" : "Calendar.showYearsCombo(false)", 250); 
	} else { 
		cal.timeout = null; 
	} 
	return Calendar.stopEvent(ev); 
}; 
 
Calendar.dayMouseDblClick = function(ev) { 
	Calendar.cellClick(Calendar.getElement(ev), ev || window.event); 
	if (Calendar.is_ie) { 
		document.selection.empty(); 
	} 
}; 
 
Calendar.dayMouseOver = function(ev) { 
	var el = Calendar.getElement(ev); 
	if (Calendar.isRelated(el, ev) || Calendar._C || el.disabled) { 
		return false; 
	} 
	if (el.ttip) { 
		if (el.ttip.substr(0, 1) == "_") { 
			el.ttip = el.caldate.print(el.calendar.ttDateFormat) + el.ttip.substr(1); 
		} 
		el.calendar.tooltips.innerHTML = el.ttip; 
	} 
	if (el.navtype != 300) { 
		Calendar.addClass(el, "hilite"); 
		if (el.caldate) { 
			Calendar.addClass(el.parentNode, "rowhilite"); 
		} 
	} 
	return Calendar.stopEvent(ev); 
}; 
 
Calendar.dayMouseOut = function(ev) { 
	with (Calendar) { 
		var el = getElement(ev); 
		if (isRelated(el, ev) || _C || el.disabled) 
			return false; 
		removeClass(el, "hilite"); 
		if (el.caldate) 
			removeClass(el.parentNode, "rowhilite"); 
		if (el.calendar) 
			el.calendar.tooltips.innerHTML = _TT["SEL_DATE"]; 
		return stopEvent(ev); 
	} 
}; 
 
/** 
 *  A generic "click" handler :) handles all types of buttons defined in this 
 *  calendar. 
 */ 
Calendar.cellClick = function(el, ev) { 
	var cal = el.calendar; 
	var closing = false; 
	var newdate = false; 
	var date = null; 
	if (typeof el.navtype == "undefined") { 
		if (cal.currentDateEl) { 
			Calendar.removeClass(cal.currentDateEl, "selected"); 
			Calendar.addClass(el, "selected"); 
			closing = (cal.currentDateEl == el); 
			if (!closing) { 
				cal.currentDateEl = el; 
			} 
		} 
		cal.date.setDateOnly(el.caldate); 
		date = cal.date; 
		var other_month = !(cal.dateClicked = !el.otherMonth); 
		if (!other_month && !cal.currentDateEl) 
			cal._toggleMultipleDate(new Date(date)); 
		else 
			newdate = !el.disabled; 
		// a date was clicked 
		if (other_month) 
			cal._init(cal.firstDayOfWeek, date); 
	} else { 
		if (el.navtype == 200) { 
			Calendar.removeClass(el, "hilite"); 
			cal.callCloseHandler(); 
			return; 
		} 
		date = new Date(cal.date); 
		if (el.navtype == 0) 
			date.setDateOnly(new Date()); // TODAY 
		// unless "today" was clicked, we assume no date was clicked so 
		// the selected handler will know not to close the calenar when 
		// in single-click mode. 
		// cal.dateClicked = (el.navtype == 0); 
		cal.dateClicked = false; 
		var year = date.getFullYear(); 
		var mon = date.getMonth(); 
		function setMonth(m) { 
			var day = date.getDate(); 
			var max = date.getMonthDays(m); 
			if (day > max) { 
				date.setDate(max); 
			} 
			date.setMonth(m); 
		}; 
		switch (el.navtype) { 
		    case 400: 
			Calendar.removeClass(el, "hilite"); 
			var text = Calendar._TT["ABOUT"]; 
			if (typeof text != "undefined") { 
				text += cal.showsTime ? Calendar._TT["ABOUT_TIME"] : ""; 
			} else { 
				// FIXME: this should be removed as soon as lang files get updated! 
				text = "Help and about box text is not translated into this language.\n" + 
					"If you know this language and you feel generous please update\n" + 
					"the corresponding file in \"lang\" subdir to match calendar-en.js\n" + 
					"and send it back to <mihai_bazon@yahoo.com> to get it into the distribution  ;-)\n\n" + 
					"Thank you!\n" + 
					"http://dynarch.com/mishoo/calendar.epl\n"; 
			} 
			alert(text); 
			return; 
		    case -2: 
			if (year > cal.minYear) { 
				date.setFullYear(year - 1); 
			} 
			break; 
		    case -1: 
			if (mon > 0) { 
				setMonth(mon - 1); 
			} else if (year-- > cal.minYear) { 
				date.setFullYear(year); 
				setMonth(11); 
			} 
			break; 
		    case 1: 
			if (mon < 11) { 
				setMonth(mon + 1); 
			} else if (year < cal.maxYear) { 
				date.setFullYear(year + 1); 
				setMonth(0); 
			} 
			break; 
		    case 2: 
			if (year < cal.maxYear) { 
				date.setFullYear(year + 1); 
			} 
			break; 
		    case 100: 
			cal.setFirstDayOfWeek(el.fdow); 
			return; 
		    case 50: 
			var range = el._range; 
			var current = el.innerHTML; 
			for (var i = range.length; --i >= 0;) 
				if (range[i] == current) 
					break; 
			if (ev && ev.shiftKey) { 
				if (--i < 0) 
					i = range.length - 1; 
			} else if ( ++i >= range.length ) 
				i = 0; 
			var newval = range[i]; 
			el.innerHTML = newval; 
			cal.onUpdateTime(); 
			return; 
		    case 0: 
			// TODAY will bring us here 
			if ((typeof cal.getDateStatus == "function") && 
			    cal.getDateStatus(date, date.getFullYear(), date.getMonth(), date.getDate())) { 
				return false; 
			} 
			break; 
		} 
		if (!date.equalsTo(cal.date)) { 
			cal.setDate(date); 
			newdate = true; 
		} else if (el.navtype == 0) 
			newdate = closing = true; 
	} 
	if (newdate) { 
		ev && cal.callHandler(); 
	} 
	if (closing) { 
		Calendar.removeClass(el, "hilite"); 
		ev && cal.callCloseHandler(); 
	} 
}; 
 
// END: CALENDAR STATIC FUNCTIONS 
 
// BEGIN: CALENDAR OBJECT FUNCTIONS 
 
/** 
 *  This function creates the calendar inside the given parent.  If _par is 
 *  null than it creates a popup calendar inside the BODY element.  If _par is 
 *  an element, be it BODY, then it creates a non-popup calendar (still 
 *  hidden).  Some properties need to be set before calling this function. 
 */ 
Calendar.prototype.create = function (_par) { 
	var parent = null; 
	if (! _par) { 
		// default parent is the document body, in which case we create 
		// a popup calendar. 
		parent = document.getElementsByTagName("body")[0]; 
		this.isPopup = true; 
	} else { 
		parent = _par; 
		this.isPopup = false; 
	} 
	this.date = this.dateStr ? new Date(this.dateStr) : new Date(); 
 
	var table = Calendar.createElement("table"); 
	this.table = table; 
	table.cellSpacing = 0; 
	table.cellPadding = 0; 
	table.calendar = this; 
	Calendar.addEvent(table, "mousedown", Calendar.tableMouseDown); 
 
	var div = Calendar.createElement("div"); 
	this.element = div; 
	div.className = "calendar"; 
	if (this.isPopup) { 
		div.style.position = "absolute"; 
		div.style.display = "none"; 
	} 
	div.appendChild(table); 
 
	var thead = Calendar.createElement("thead", table); 
	var cell = null; 
	var row = null; 
 
	var cal = this; 
	var hh = function (text, cs, navtype) { 
		cell = Calendar.createElement("td", row); 
		cell.colSpan = cs; 
		cell.className = "button"; 
		if (navtype != 0 && Math.abs(navtype) <= 2) 
			cell.className += " nav"; 
		Calendar._add_evs(cell); 
		cell.calendar = cal; 
		cell.navtype = navtype; 
		cell.innerHTML = "<div unselectable='on'>" + text + "</div>"; 
		return cell; 
	}; 
 
	row = Calendar.createElement("tr", thead); 
	var title_length = 6; 
	(this.isPopup) && --title_length; 
	(this.weekNumbers) && ++title_length; 
 
	hh("?", 1, 400).ttip = Calendar._TT["INFO"]; 
	this.title = hh("", title_length, 300); 
	this.title.className = "title"; 
	if (this.isPopup) { 
		this.title.ttip = Calendar._TT["DRAG_TO_MOVE"]; 
		this.title.style.cursor = "move"; 
		hh("×", 1, 200).ttip = Calendar._TT["CLOSE"]; 
	} 
 
	row = Calendar.createElement("tr", thead); 
	row.className = "headrow"; 
 
	this._nav_py = hh("«", 1, -2); 
	this._nav_py.ttip = Calendar._TT["PREV_YEAR"]; 
 
	this._nav_pm = hh("‹", 1, -1); 
	this._nav_pm.ttip = Calendar._TT["PREV_MONTH"]; 
 
	this._nav_now = hh(Calendar._TT["TODAY"], this.weekNumbers ? 4 : 3, 0); 
	this._nav_now.ttip = Calendar._TT["GO_TODAY"]; 
 
	this._nav_nm = hh("›", 1, 1); 
	this._nav_nm.ttip = Calendar._TT["NEXT_MONTH"]; 
 
	this._nav_ny = hh("»", 1, 2); 
	this._nav_ny.ttip = Calendar._TT["NEXT_YEAR"]; 
 
	// day names 
	row = Calendar.createElement("tr", thead); 
	row.className = "daynames"; 
	if (this.weekNumbers) { 
		cell = Calendar.createElement("td", row); 
		cell.className = "name wn"; 
		cell.innerHTML = Calendar._TT["WK"]; 
	} 
	for (var i = 7; i > 0; --i) { 
		cell = Calendar.createElement("td", row); 
		if (!i) { 
			cell.navtype = 100; 
			cell.calendar = this; 
			Calendar._add_evs(cell); 
		} 
	} 
	this.firstdayname = (this.weekNumbers) ? row.firstChild.nextSibling : row.firstChild; 
	this._displayWeekdays(); 
 
	var tbody = Calendar.createElement("tbody", table); 
	this.tbody = tbody; 
 
	for (i = 6; i > 0; --i) { 
		row = Calendar.createElement("tr", tbody); 
		if (this.weekNumbers) { 
			cell = Calendar.createElement("td", row); 
		} 
		for (var j = 7; j > 0; --j) { 
			cell = Calendar.createElement("td", row); 
			cell.calendar = this; 
			Calendar._add_evs(cell); 
		} 
	} 
 
	if (this.showsTime) { 
		row = Calendar.createElement("tr", tbody); 
		row.className = "time"; 
 
		cell = Calendar.createElement("td", row); 
		cell.className = "time"; 
		cell.colSpan = 2; 
		cell.innerHTML = Calendar._TT["TIME"] || " "; 
 
		cell = Calendar.createElement("td", row); 
		cell.className = "time"; 
		cell.colSpan = this.weekNumbers ? 4 : 3; 
 
		(function(){ 
			function makeTimePart(className, init, range_start, range_end) { 
				var part = Calendar.createElement("span", cell); 
				part.className = className; 
				part.innerHTML = init; 
				part.calendar = cal; 
				part.ttip = Calendar._TT["TIME_PART"]; 
				part.navtype = 50; 
				part._range = []; 
				if (typeof range_start != "number") 
					part._range = range_start; 
				else { 
					for (var i = range_start; i <= range_end; ++i) { 
						var txt; 
						if (i < 10 && range_end >= 10) txt = '0' + i; 
						else txt = '' + i; 
						part._range[part._range.length] = txt; 
					} 
				} 
				Calendar._add_evs(part); 
				return part; 
			}; 
			var hrs = cal.date.getHours(); 
			var mins = cal.date.getMinutes(); 
			var t12 = !cal.time24; 
			var pm = (hrs > 12); 
			if (t12 && pm) hrs -= 12; 
			var H = makeTimePart("hour", hrs, t12 ? 1 : 0, t12 ? 12 : 23); 
			var span = Calendar.createElement("span", cell); 
			span.innerHTML = ":"; 
			span.className = "colon"; 
			var M = makeTimePart("minute", mins, 0, 59); 
			var AP = null; 
			cell = Calendar.createElement("td", row); 
			cell.className = "time"; 
			cell.colSpan = 2; 
			if (t12) 
				AP = makeTimePart("ampm", pm ? "pm" : "am", ["am", "pm"]); 
			else 
				cell.innerHTML = " "; 
 
			cal.onSetTime = function() { 
				var pm, hrs = this.date.getHours(), 
					mins = this.date.getMinutes(); 
				if (t12) { 
					pm = (hrs >= 12); 
					if (pm) hrs -= 12; 
					if (hrs == 0) hrs = 12; 
					AP.innerHTML = pm ? "pm" : "am"; 
				} 
				H.innerHTML = (hrs < 10) ? ("0" + hrs) : hrs; 
				M.innerHTML = (mins < 10) ? ("0" + mins) : mins; 
			}; 
 
			cal.onUpdateTime = function() { 
				var date = this.date; 
				var h = parseInt(H.innerHTML, 10); 
				if (t12) { 
					if (/pm/i.test(AP.innerHTML) && h < 12) 
						h += 12; 
					else if (/am/i.test(AP.innerHTML) && h == 12) 
						h = 0; 
				} 
				var d = date.getDate(); 
				var m = date.getMonth(); 
				var y = date.getFullYear(); 
				date.setHours(h); 
				date.setMinutes(parseInt(M.innerHTML, 10)); 
				date.setFullYear(y); 
				date.setMonth(m); 
				date.setDate(d); 
				this.dateClicked = false; 
				this.callHandler(); 
			}; 
		})(); 
	} else { 
		this.onSetTime = this.onUpdateTime = function() {}; 
	} 
 
	var tfoot = Calendar.createElement("tfoot", table); 
 
	row = Calendar.createElement("tr", tfoot); 
	row.className = "footrow"; 
 
	cell = hh(Calendar._TT["SEL_DATE"], this.weekNumbers ? 8 : 7, 300); 
	cell.className = "ttip"; 
	if (this.isPopup) { 
		cell.ttip = Calendar._TT["DRAG_TO_MOVE"]; 
		cell.style.cursor = "move"; 
	} 
	this.tooltips = cell; 
 
	div = Calendar.createElement("div", this.element); 
	this.monthsCombo = div; 
	div.className = "combo"; 
	for (i = 0; i < Calendar._MN.length; ++i) { 
		var mn = Calendar.createElement("div"); 
		mn.className = Calendar.is_ie ? "label-IEfix" : "label"; 
		mn.month = i; 
		mn.innerHTML = Calendar._SMN[i]; 
		div.appendChild(mn); 
	} 
 
	div = Calendar.createElement("div", this.element); 
	this.yearsCombo = div; 
	div.className = "combo"; 
	for (i = 12; i > 0; --i) { 
		var yr = Calendar.createElement("div"); 
		yr.className = Calendar.is_ie ? "label-IEfix" : "label"; 
		div.appendChild(yr); 
	} 
 
	this._init(this.firstDayOfWeek, this.date); 
	parent.appendChild(this.element); 
}; 
 
/** keyboard navigation, only for popup calendars */ 
Calendar._keyEvent = function(ev) { 
	var cal = window._dynarch_popupCalendar; 
	if (!cal || cal.multiple) 
		return false; 
	(Calendar.is_ie) && (ev = window.event); 
	var act = (Calendar.is_ie || ev.type == "keypress"), 
		K = ev.keyCode; 
	if (ev.ctrlKey) { 
		switch (K) { 
		    case 37: // KEY left 
			act && Calendar.cellClick(cal._nav_pm); 
			break; 
		    case 38: // KEY up 
			act && Calendar.cellClick(cal._nav_py); 
			break; 
		    case 39: // KEY right 
			act && Calendar.cellClick(cal._nav_nm); 
			break; 
		    case 40: // KEY down 
			act && Calendar.cellClick(cal._nav_ny); 
			break; 
		    default: 
			return false; 
		} 
	} else switch (K) { 
	    case 32: // KEY space (now) 
		Calendar.cellClick(cal._nav_now); 
		break; 
	    case 27: // KEY esc 
		act && cal.callCloseHandler(); 
		break; 
	    case 37: // KEY left 
	    case 38: // KEY up 
	    case 39: // KEY right 
	    case 40: // KEY down 
		if (act) { 
			var prev, x, y, ne, el, step; 
			prev = K == 37 || K == 38; 
			step = (K == 37 || K == 39) ? 1 : 7; 
			function setVars() { 
				el = cal.currentDateEl; 
				var p = el.pos; 
				x = p & 15; 
				y = p >> 4; 
				ne = cal.ar_days[y][x]; 
			};setVars(); 
			function prevMonth() { 
				var date = new Date(cal.date); 
				date.setDate(date.getDate() - step); 
				cal.setDate(date); 
			}; 
			function nextMonth() { 
				var date = new Date(cal.date); 
				date.setDate(date.getDate() + step); 
				cal.setDate(date); 
			}; 
			while (1) { 
				switch (K) { 
				    case 37: // KEY left 
					if (--x >= 0) 
						ne = cal.ar_days[y][x]; 
					else { 
						x = 6; 
						K = 38; 
						continue; 
					} 
					break; 
				    case 38: // KEY up 
					if (--y >= 0) 
						ne = cal.ar_days[y][x]; 
					else { 
						prevMonth(); 
						setVars(); 
					} 
					break; 
				    case 39: // KEY right 
					if (++x < 7) 
						ne = cal.ar_days[y][x]; 
					else { 
						x = 0; 
						K = 40; 
						continue; 
					} 
					break; 
				    case 40: // KEY down 
					if (++y < cal.ar_days.length) 
						ne = cal.ar_days[y][x]; 
					else { 
						nextMonth(); 
						setVars(); 
					} 
					break; 
				} 
				break; 
			} 
			if (ne) { 
				if (!ne.disabled) 
					Calendar.cellClick(ne); 
				else if (prev) 
					prevMonth(); 
				else 
					nextMonth(); 
			} 
		} 
		break; 
	    case 13: // KEY enter 
		if (act) 
			Calendar.cellClick(cal.currentDateEl, ev); 
		break; 
	    default: 
		return false; 
	} 
	return Calendar.stopEvent(ev); 
}; 
 
/** 
 *  (RE)Initializes the calendar to the given date and firstDayOfWeek 
 */ 
Calendar.prototype._init = function (firstDayOfWeek, date) { 
	var today = new Date(), 
		TY = today.getFullYear(), 
		TM = today.getMonth(), 
		TD = today.getDate(); 
	this.table.style.visibility = "hidden"; 
	var year = date.getFullYear(); 
	if (year < this.minYear) { 
		year = this.minYear; 
		date.setFullYear(year); 
	} else if (year > this.maxYear) { 
		year = this.maxYear; 
		date.setFullYear(year); 
	} 
	this.firstDayOfWeek = firstDayOfWeek; 
	this.date = new Date(date); 
	var month = date.getMonth(); 
	var mday = date.getDate(); 
	var no_days = date.getMonthDays(); 
 
	// calendar voodoo for computing the first day that would actually be 
	// displayed in the calendar, even if it's from the previous month. 
	// WARNING: this is magic. ;-) 
	date.setDate(1); 
	var day1 = (date.getDay() - this.firstDayOfWeek) % 7; 
	if (day1 < 0) 
		day1 += 7; 
	date.setDate(-day1); 
	date.setDate(date.getDate() + 1); 
 
	var row = this.tbody.firstChild; 
	var MN = Calendar._SMN[month]; 
	var ar_days = this.ar_days = new Array(); 
	var weekend = Calendar._TT["WEEKEND"]; 
	var dates = this.multiple ? (this.datesCells = {}) : null; 
	for (var i = 0; i < 6; ++i, row = row.nextSibling) { 
		var cell = row.firstChild; 
		if (this.weekNumbers) { 
			cell.className = "day wn"; 
			cell.innerHTML = date.getWeekNumber(); 
			cell = cell.nextSibling; 
		} 
		row.className = "daysrow"; 
		var hasdays = false, iday, dpos = ar_days[i] = []; 
		for (var j = 0; j < 7; ++j, cell = cell.nextSibling, date.setDate(iday + 1)) { 
			iday = date.getDate(); 
			var wday = date.getDay(); 
			cell.className = "day"; 
			cell.pos = i << 4 | j; 
			dpos[j] = cell; 
			var current_month = (date.getMonth() == month); 
			if (!current_month) { 
				if (this.showsOtherMonths) { 
					cell.className += " othermonth"; 
					cell.otherMonth = true; 
				} else { 
					cell.className = "emptycell"; 
					cell.innerHTML = " "; 
					cell.disabled = true; 
					continue; 
				} 
			} else { 
				cell.otherMonth = false; 
				hasdays = true; 
			} 
			cell.disabled = false; 
			cell.innerHTML = this.getDateText ? this.getDateText(date, iday) : iday; 
			if (dates) 
				dates[date.print("%Y%m%d")] = cell; 
			if (this.getDateStatus) { 
				var status = this.getDateStatus(date, year, month, iday); 
				if (this.getDateToolTip) { 
					var toolTip = this.getDateToolTip(date, year, month, iday); 
					if (toolTip) 
						cell.title = toolTip; 
				} 
				if (status === true) { 
					cell.className += " disabled"; 
					cell.disabled = true; 
				} else { 
					if (/disabled/i.test(status)) 
						cell.disabled = true; 
					cell.className += " " + status; 
				} 
			} 
			if (!cell.disabled) { 
				cell.caldate = new Date(date); 
				cell.ttip = "_"; 
				if (!this.multiple && current_month 
				    && iday == mday && this.hiliteToday) { 
					cell.className += " selected"; 
					this.currentDateEl = cell; 
				} 
				if (date.getFullYear() == TY && 
				    date.getMonth() == TM && 
				    iday == TD) { 
					cell.className += " today"; 
					cell.ttip += Calendar._TT["PART_TODAY"]; 
				} 
				if (weekend.indexOf(wday.toString()) != -1) 
					cell.className += cell.otherMonth ? " oweekend" : " weekend"; 
			} 
		} 
		if (!(hasdays || this.showsOtherMonths)) 
			row.className = "emptyrow"; 
	} 
	this.title.innerHTML = Calendar._MN[month] + ", " + year; 
	this.onSetTime(); 
	this.table.style.visibility = "visible"; 
	this._initMultipleDates(); 
	// PROFILE 
	// this.tooltips.innerHTML = "Generated in " + ((new Date()) - today) + " ms"; 
}; 
 
Calendar.prototype._initMultipleDates = function() { 
	if (this.multiple) { 
		for (var i in this.multiple) { 
			var cell = this.datesCells[i]; 
			var d = this.multiple[i]; 
			if (!d) 
				continue; 
			if (cell) 
				cell.className += " selected"; 
		} 
	} 
}; 
 
Calendar.prototype._toggleMultipleDate = function(date) { 
	if (this.multiple) { 
		var ds = date.print("%Y%m%d"); 
		var cell = this.datesCells[ds]; 
		if (cell) { 
			var d = this.multiple[ds]; 
			if (!d) { 
				Calendar.addClass(cell, "selected"); 
				this.multiple[ds] = date; 
			} else { 
				Calendar.removeClass(cell, "selected"); 
				delete this.multiple[ds]; 
			} 
		} 
	} 
}; 
 
Calendar.prototype.setDateToolTipHandler = function (unaryFunction) { 
	this.getDateToolTip = unaryFunction; 
}; 
 
/** 
 *  Calls _init function above for going to a certain date (but only if the 
 *  date is different than the currently selected one). 
 */ 
Calendar.prototype.setDate = function (date) { 
	if (!date.equalsTo(this.date)) { 
		this._init(this.firstDayOfWeek, date); 
	} 
}; 
 
/** 
 *  Refreshes the calendar.  Useful if the "disabledHandler" function is 
 *  dynamic, meaning that the list of disabled date can change at runtime. 
 *  Just * call this function if you think that the list of disabled dates 
 *  should * change. 
 */ 
Calendar.prototype.refresh = function () { 
	this._init(this.firstDayOfWeek, this.date); 
}; 
 
/** Modifies the "firstDayOfWeek" parameter (pass 0 for Synday, 1 for Monday, etc.). */ 
Calendar.prototype.setFirstDayOfWeek = function (firstDayOfWeek) { 
	this._init(firstDayOfWeek, this.date); 
	this._displayWeekdays(); 
}; 
 
/** 
 *  Allows customization of what dates are enabled.  The "unaryFunction" 
 *  parameter must be a function object that receives the date (as a JS Date 
 *  object) and returns a boolean value.  If the returned value is true then 
 *  the passed date will be marked as disabled. 
 */ 
Calendar.prototype.setDateStatusHandler = Calendar.prototype.setDisabledHandler = function (unaryFunction) { 
	this.getDateStatus = unaryFunction; 
}; 
 
/** Customization of allowed year range for the calendar. */ 
Calendar.prototype.setRange = function (a, z) { 
	this.minYear = a; 
	this.maxYear = z; 
}; 
 
/** Calls the first user handler (selectedHandler). */ 
Calendar.prototype.callHandler = function () { 
	if (this.onSelected) { 
		this.onSelected(this, this.date.print(this.dateFormat)); 
	} 
}; 
 
/** Calls the second user handler (closeHandler). */ 
Calendar.prototype.callCloseHandler = function () { 
	if (this.onClose) { 
		this.onClose(this); 
	} 
	this.hideShowCovered(); 
}; 
 
/** Removes the calendar object from the DOM tree and destroys it. */ 
Calendar.prototype.destroy = function () { 
	var el = this.element.parentNode; 
	el.removeChild(this.element); 
	Calendar._C = null; 
	window._dynarch_popupCalendar = null; 
}; 
 
/** 
 *  Moves the calendar element to a different section in the DOM tree (changes 
 *  its parent). 
 */ 
Calendar.prototype.reparent = function (new_parent) { 
	var el = this.element; 
	el.parentNode.removeChild(el); 
	new_parent.appendChild(el); 
}; 
 
// This gets called when the user presses a mouse button anywhere in the 
// document, if the calendar is shown.  If the click was outside the open 
// calendar this function closes it. 
Calendar._checkCalendar = function(ev) { 
	var calendar = window._dynarch_popupCalendar; 
	if (!calendar) { 
		return false; 
	} 
	var el = Calendar.is_ie ? Calendar.getElement(ev) : Calendar.getTargetElement(ev); 
	for (; el != null && el != calendar.element; el = el.parentNode); 
	if (el == null) { 
		// calls closeHandler which should hide the calendar. 
		window._dynarch_popupCalendar.callCloseHandler(); 
		return Calendar.stopEvent(ev); 
	} 
}; 
 
/** Shows the calendar. */ 
Calendar.prototype.show = function () { 
	var rows = this.table.getElementsByTagName("tr"); 
	for (var i = rows.length; i > 0;) { 
		var row = rows[--i]; 
		Calendar.removeClass(row, "rowhilite"); 
		var cells = row.getElementsByTagName("td"); 
		for (var j = cells.length; j > 0;) { 
			var cell = cells[--j]; 
			Calendar.removeClass(cell, "hilite"); 
			Calendar.removeClass(cell, "active"); 
		} 
	} 
	this.element.style.display = "block"; 
	this.hidden = false; 
	if (this.isPopup) { 
		window._dynarch_popupCalendar = this; 
		Calendar.addEvent(document, "keydown", Calendar._keyEvent); 
		Calendar.addEvent(document, "keypress", Calendar._keyEvent); 
		Calendar.addEvent(document, "mousedown", Calendar._checkCalendar); 
	} 
	this.hideShowCovered(); 
}; 
 
/** 
 *  Hides the calendar.  Also removes any "hilite" from the class of any TD 
 *  element. 
 */ 
Calendar.prototype.hide = function () { 
	if (this.isPopup) { 
		Calendar.removeEvent(document, "keydown", Calendar._keyEvent); 
		Calendar.removeEvent(document, "keypress", Calendar._keyEvent); 
		Calendar.removeEvent(document, "mousedown", Calendar._checkCalendar); 
	} 
	this.element.style.display = "none"; 
	this.hidden = true; 
	this.hideShowCovered(); 
}; 
 
/** 
 *  Shows the calendar at a given absolute position (beware that, depending on 
 *  the calendar element style -- position property -- this might be relative 
 *  to the parent's containing rectangle). 
 */ 
Calendar.prototype.showAt = function (x, y) { 
	var s = this.element.style; 
	s.left = x + "px"; 
	s.top = y + "px"; 
	this.show(); 
}; 
 
/** Shows the calendar near a given element. */ 
Calendar.prototype.showAtElement = function (el, opts) { 
	var self = this; 
	var p = Calendar.getAbsolutePos(el); 
	if (!opts || typeof opts != "string") { 
		this.showAt(p.x, p.y + el.offsetHeight); 
		return true; 
	} 
	function fixPosition(box) { 
		if (box.x < 0) 
			box.x = 0; 
		if (box.y < 0) 
			box.y = 0; 
		var cp = document.createElement("div"); 
		var s = cp.style; 
		s.position = "absolute"; 
		s.right = s.bottom = s.width = s.height = "0px"; 
		document.body.appendChild(cp); 
		var br = Calendar.getAbsolutePos(cp); 
		document.body.removeChild(cp); 
		if (Calendar.is_ie) { 
			br.y += document.body.scrollTop; 
			br.x += document.body.scrollLeft; 
		} else { 
			br.y += window.scrollY; 
			br.x += window.scrollX; 
		} 
		var tmp = box.x + box.width - br.x; 
		if (tmp > 0) box.x -= tmp; 
		tmp = box.y + box.height - br.y; 
		if (tmp > 0) box.y -= tmp; 
	}; 
	this.element.style.display = "block"; 
	Calendar.continuation_for_the_fucking_khtml_browser = function() { 
		var w = self.element.offsetWidth; 
		var h = self.element.offsetHeight; 
		self.element.style.display = "none"; 
		var valign = opts.substr(0, 1); 
		var halign = "l"; 
		if (opts.length > 1) { 
			halign = opts.substr(1, 1); 
		} 
		// vertical alignment 
		switch (valign) { 
		    case "T": p.y -= h; break; 
		    case "B": p.y += el.offsetHeight; break; 
		    case "C": p.y += (el.offsetHeight - h) / 2; break; 
		    case "t": p.y += el.offsetHeight - h; break; 
		    case "b": break; // already there 
		} 
		// horizontal alignment 
		switch (halign) { 
		    case "L": p.x -= w; break; 
		    case "R": p.x += el.offsetWidth; break; 
		    case "C": p.x += (el.offsetWidth - w) / 2; break; 
		    case "l": p.x += el.offsetWidth - w; break; 
		    case "r": break; // already there 
		} 
		p.width = w; 
		p.height = h + 40; 
		self.monthsCombo.style.display = "none"; 
		fixPosition(p); 
		self.showAt(p.x, p.y); 
	}; 
	if (Calendar.is_khtml) 
		setTimeout("Calendar.continuation_for_the_fucking_khtml_browser()", 10); 
	else 
		Calendar.continuation_for_the_fucking_khtml_browser(); 
}; 
 
/** Customizes the date format. */ 
Calendar.prototype.setDateFormat = function (str) { 
	this.dateFormat = str; 
}; 
 
/** Customizes the tooltip date format. */ 
Calendar.prototype.setTtDateFormat = function (str) { 
	this.ttDateFormat = str; 
}; 
 
/** 
 *  Tries to identify the date represented in a string.  If successful it also 
 *  calls this.setDate which moves the calendar to the given date. 
 */ 
Calendar.prototype.parseDate = function(str, fmt) { 
	if (!fmt) 
		fmt = this.dateFormat; 
	this.setDate(Date.parseDate(str, fmt)); 
}; 
 
Calendar.prototype.hideShowCovered = function () { 
	if (!Calendar.is_ie && !Calendar.is_opera) 
		return; 
	function getVisib(obj){ 
		var value = obj.style.visibility; 
		if (!value) { 
			if (document.defaultView && typeof (document.defaultView.getComputedStyle) == "function") { // Gecko, W3C 
				if (!Calendar.is_khtml) 
					value = document.defaultView. 
						getComputedStyle(obj, "").getPropertyValue("visibility"); 
				else 
					value = ''; 
			} else if (obj.currentStyle) { // IE 
				value = obj.currentStyle.visibility; 
			} else 
				value = ''; 
		} 
		return value; 
	}; 
 
	var tags = new Array("applet", "iframe", "select"); 
	var el = this.element; 
 
	var p = Calendar.getAbsolutePos(el); 
	var EX1 = p.x; 
	var EX2 = el.offsetWidth + EX1; 
	var EY1 = p.y; 
	var EY2 = el.offsetHeight + EY1; 
 
	for (var k = tags.length; k > 0; ) { 
		var ar = document.getElementsByTagName(tags[--k]); 
		var cc = null; 
 
		for (var i = ar.length; i > 0;) { 
			cc = ar[--i]; 
 
			p = Calendar.getAbsolutePos(cc); 
			var CX1 = p.x; 
			var CX2 = cc.offsetWidth + CX1; 
			var CY1 = p.y; 
			var CY2 = cc.offsetHeight + CY1; 
 
			if (this.hidden || (CX1 > EX2) || (CX2 < EX1) || (CY1 > EY2) || (CY2 < EY1)) { 
				if (!cc.__msh_save_visibility) { 
					cc.__msh_save_visibility = getVisib(cc); 
				} 
				cc.style.visibility = cc.__msh_save_visibility; 
			} else { 
				if (!cc.__msh_save_visibility) { 
					cc.__msh_save_visibility = getVisib(cc); 
				} 
				cc.style.visibility = "hidden"; 
			} 
		} 
	} 
}; 
 
/** Internal function; it displays the bar with the names of the weekday. */ 
Calendar.prototype._displayWeekdays = function () { 
	var fdow = this.firstDayOfWeek; 
	var cell = this.firstdayname; 
	var weekend = Calendar._TT["WEEKEND"]; 
	for (var i = 0; i < 7; ++i) { 
		cell.className = "day name"; 
		var realday = (i + fdow) % 7; 
		if (i) { 
			cell.ttip = Calendar._TT["DAY_FIRST"].replace("%s", Calendar._DN[realday]); 
			cell.navtype = 100; 
			cell.calendar = this; 
			cell.fdow = realday; 
			Calendar._add_evs(cell); 
		} 
		if (weekend.indexOf(realday.toString()) != -1) { 
			Calendar.addClass(cell, "weekend"); 
		} 
		cell.innerHTML = Calendar._SDN[(i + fdow) % 7]; 
		cell = cell.nextSibling; 
	} 
}; 
 
/** Internal function.  Hides all combo boxes that might be displayed. */ 
Calendar.prototype._hideCombos = function () { 
	this.monthsCombo.style.display = "none"; 
	this.yearsCombo.style.display = "none"; 
}; 
 
/** Internal function.  Starts dragging the element. */ 
Calendar.prototype._dragStart = function (ev) { 
	if (this.dragging) { 
		return; 
	} 
	this.dragging = true; 
	var posX; 
	var posY; 
	if (Calendar.is_ie) { 
		posY = window.event.clientY + document.body.scrollTop; 
		posX = window.event.clientX + document.body.scrollLeft; 
	} else { 
		posY = ev.clientY + window.scrollY; 
		posX = ev.clientX + window.scrollX; 
	} 
	var st = this.element.style; 
	this.xOffs = posX - parseInt(st.left); 
	this.yOffs = posY - parseInt(st.top); 
	with (Calendar) { 
		addEvent(document, "mousemove", calDragIt); 
		addEvent(document, "mouseup", calDragEnd); 
	} 
}; 
 
// BEGIN: DATE OBJECT PATCHES 
 
/** Adds the number of days array to the Date object. */ 
Date._MD = new Array(31,28,31,30,31,30,31,31,30,31,30,31); 
 
/** Constants used for time computations */ 
Date.SECOND = 1000 /* milliseconds */; 
Date.MINUTE = 60 * Date.SECOND; 
Date.HOUR   = 60 * Date.MINUTE; 
Date.DAY    = 24 * Date.HOUR; 
Date.WEEK   =  7 * Date.DAY; 
 
Date.parseDate = function(str, fmt) { 
	var today = new Date(); 
	var y = 0; 
	var m = -1; 
	var d = 0; 
	var a = str.split(/\W+/); 
	var b = fmt.match(/%./g); 
	var i = 0, j = 0; 
	var hr = 0; 
	var min = 0; 
	for (i = 0; i < a.length; ++i) { 
		if (!a[i]) 
			continue; 
		switch (b[i]) { 
		    case "%d": 
		    case "%e": 
			d = parseInt(a[i], 10); 
			break; 
 
		    case "%m": 
			m = parseInt(a[i], 10) - 1; 
			break; 
 
		    case "%Y": 
		    case "%y": 
			y = parseInt(a[i], 10); 
			(y < 100) && (y += (y > 29) ? 1900 : 2000); 
			break; 
 
		    case "%b": 
		    case "%B": 
			for (j = 0; j < 12; ++j) { 
				if (Calendar._MN[j].substr(0, a[i].length).toLowerCase() == a[i].toLowerCase()) { m = j; break; } 
			} 
			break; 
 
		    case "%H": 
		    case "%I": 
		    case "%k": 
		    case "%l": 
			hr = parseInt(a[i], 10); 
			break; 
 
		    case "%P": 
		    case "%p": 
			if (/pm/i.test(a[i]) && hr < 12) 
				hr += 12; 
			else if (/am/i.test(a[i]) && hr >= 12) 
				hr -= 12; 
			break; 
 
		    case "%M": 
			min = parseInt(a[i], 10); 
			break; 
		} 
	} 
	if (isNaN(y)) y = today.getFullYear(); 
	if (isNaN(m)) m = today.getMonth(); 
	if (isNaN(d)) d = today.getDate(); 
	if (isNaN(hr)) hr = today.getHours(); 
	if (isNaN(min)) min = today.getMinutes(); 
	if (y != 0 && m != -1 && d != 0) 
		return new Date(y, m, d, hr, min, 0); 
	y = 0; m = -1; d = 0; 
	for (i = 0; i < a.length; ++i) { 
		if (a[i].search(/[a-zA-Z]+/) != -1) { 
			var t = -1; 
			for (j = 0; j < 12; ++j) { 
				if (Calendar._MN[j].substr(0, a[i].length).toLowerCase() == a[i].toLowerCase()) { t = j; break; } 
			} 
			if (t != -1) { 
				if (m != -1) { 
					d = m+1; 
				} 
				m = t; 
			} 
		} else if (parseInt(a[i], 10) <= 12 && m == -1) { 
			m = a[i]-1; 
		} else if (parseInt(a[i], 10) > 31 && y == 0) { 
			y = parseInt(a[i], 10); 
			(y < 100) && (y += (y > 29) ? 1900 : 2000); 
		} else if (d == 0) { 
			d = a[i]; 
		} 
	} 
	if (y == 0) 
		y = today.getFullYear(); 
	if (m != -1 && d != 0) 
		return new Date(y, m, d, hr, min, 0); 
	return today; 
}; 
 
/** Returns the number of days in the current month */ 
Date.prototype.getMonthDays = function(month) { 
	var year = this.getFullYear(); 
	if (typeof month == "undefined") { 
		month = this.getMonth(); 
	} 
	if (((0 == (year%4)) && ( (0 != (year%100)) || (0 == (year%400)))) && month == 1) { 
		return 29; 
	} else { 
		return Date._MD[month]; 
	} 
}; 
 
/** Returns the number of day in the year. */ 
Date.prototype.getDayOfYear = function() { 
	var now = new Date(this.getFullYear(), this.getMonth(), this.getDate(), 0, 0, 0); 
	var then = new Date(this.getFullYear(), 0, 0, 0, 0, 0); 
	var time = now - then; 
	return Math.floor(time / Date.DAY); 
}; 
 
/** Returns the number of the week in year, as defined in ISO 8601. */ 
Date.prototype.getWeekNumber = function() { 
	var d = new Date(this.getFullYear(), this.getMonth(), this.getDate(), 0, 0, 0); 
	var DoW = d.getDay(); 
	d.setDate(d.getDate() - (DoW + 6) % 7 + 3); // Nearest Thu 
	var ms = d.valueOf(); // GMT 
	d.setMonth(0); 
	d.setDate(4); // Thu in Week 1 
	return Math.round((ms - d.valueOf()) / (7 * 864e5)) + 1; 
}; 
 
/** Checks date and time equality */ 
Date.prototype.equalsTo = function(date) { 
	return ((this.getFullYear() == date.getFullYear()) && 
		(this.getMonth() == date.getMonth()) && 
		(this.getDate() == date.getDate()) && 
		(this.getHours() == date.getHours()) && 
		(this.getMinutes() == date.getMinutes())); 
}; 
 
/** Set only the year, month, date parts (keep existing time) */ 
Date.prototype.setDateOnly = function(date) { 
	var tmp = new Date(date); 
	this.setDate(1); 
	this.setFullYear(tmp.getFullYear()); 
	this.setMonth(tmp.getMonth()); 
	this.setDate(tmp.getDate()); 
}; 
 
/** Prints the date in a string according to the given format. */ 
Date.prototype.print = function (str) { 
	var m = this.getMonth(); 
	var d = this.getDate(); 
	var y = this.getFullYear(); 
	var wn = this.getWeekNumber(); 
	var w = this.getDay(); 
	var s = {}; 
	var hr = this.getHours(); 
	var pm = (hr >= 12); 
	var ir = (pm) ? (hr - 12) : hr; 
	var dy = this.getDayOfYear(); 
	if (ir == 0) 
		ir = 12; 
	var min = this.getMinutes(); 
	var sec = this.getSeconds(); 
	s["%a"] = Calendar._SDN[w]; // abbreviated weekday name [FIXME: I18N] 
	s["%A"] = Calendar._DN[w]; // full weekday name 
	s["%b"] = Calendar._SMN[m]; // abbreviated month name [FIXME: I18N] 
	s["%B"] = Calendar._MN[m]; // full month name 
	// FIXME: %c : preferred date and time representation for the current locale 
	s["%C"] = 1 + Math.floor(y / 100); // the century number 
	s["%d"] = (d < 10) ? ("0" + d) : d; // the day of the month (range 01 to 31) 
	s["%e"] = d; // the day of the month (range 1 to 31) 
	// FIXME: %D : american date style: %m/%d/%y 
	// FIXME: %E, %F, %G, %g, %h (man strftime) 
	s["%H"] = (hr < 10) ? ("0" + hr) : hr; // hour, range 00 to 23 (24h format) 
	s["%I"] = (ir < 10) ? ("0" + ir) : ir; // hour, range 01 to 12 (12h format) 
	s["%j"] = (dy < 100) ? ((dy < 10) ? ("00" + dy) : ("0" + dy)) : dy; // day of the year (range 001 to 366) 
	s["%k"] = hr;		// hour, range 0 to 23 (24h format) 
	s["%l"] = ir;		// hour, range 1 to 12 (12h format) 
	s["%m"] = (m < 9) ? ("0" + (1+m)) : (1+m); // month, range 01 to 12 
	s["%M"] = (min < 10) ? ("0" + min) : min; // minute, range 00 to 59 
	s["%n"] = "\n";		// a newline character 
	s["%p"] = pm ? "PM" : "AM"; 
	s["%P"] = pm ? "pm" : "am"; 
	// FIXME: %r : the time in am/pm notation %I:%M:%S %p 
	// FIXME: %R : the time in 24-hour notation %H:%M 
	s["%s"] = Math.floor(this.getTime() / 1000); 
	s["%S"] = (sec < 10) ? ("0" + sec) : sec; // seconds, range 00 to 59 
	s["%t"] = "\t";		// a tab character 
	// FIXME: %T : the time in 24-hour notation (%H:%M:%S) 
	s["%U"] = s["%W"] = s["%V"] = (wn < 10) ? ("0" + wn) : wn; 
	s["%u"] = w + 1;	// the day of the week (range 1 to 7, 1 = MON) 
	s["%w"] = w;		// the day of the week (range 0 to 6, 0 = SUN) 
	// FIXME: %x : preferred date representation for the current locale without the time 
	// FIXME: %X : preferred time representation for the current locale without the date 
	s["%y"] = ('' + y).substr(2, 2); // year without the century (range 00 to 99) 
	s["%Y"] = y;		// year with the century 
	s["%%"] = "%";		// a literal '%' character 
 
	var re = /%./g; 
	if (!Calendar.is_ie5 && !Calendar.is_khtml) 
		return str.replace(re, function (par) { return s[par] || par; }); 
 
	var a = str.match(re); 
	for (var i = 0; i < a.length; i++) { 
		var tmp = s[a[i]]; 
		if (tmp) { 
			re = new RegExp(a[i], 'g'); 
			str = str.replace(re, tmp); 
		} 
	} 
 
	return str; 
}; 
 
Date.prototype.__msh_oldSetFullYear = Date.prototype.setFullYear; 
Date.prototype.setFullYear = function(y) { 
	var d = new Date(this); 
	d.__msh_oldSetFullYear(y); 
	if (d.getMonth() != this.getMonth()) 
		this.setDate(28); 
	this.__msh_oldSetFullYear(y); 
}; 
 
// END: DATE OBJECT PATCHES 
 
 
// global object that remembers the calendar 
window._dynarch_popupCalendar = null;