Calendar = function (mondayFirst, dateStr, onSelected, onClose) {
	this.activeDiv = 
	this.currentDateEl = null;
	this.checkDisabled = null;
	this.timeout = null;
	this.onSelected = onSelected || null;
	this.onClose = onClose || null;
	this.dragging = false;
	this.hidden = false;
	date = new Date();
	this.minYear = date.getFullYear();
	this.maxYear = this.minYear + 5;
	this.dateFormat = Calendar._TT["DEF_DATE_FORMAT"];
	this.ttDateFormat = Calendar._TT["TT_DATE_FORMAT"];
	this.isPopup = true;
	this.weekNumbers = true;
	this.mondayFirst = mondayFirst;
	this.dateStr = dateStr;
	this.ar_days = null;
	this.table = null;
	this.element = null;
	this.tbody = null;
	this.firstdayname = null;
	this.monthsCombo = null;
	this.yearsCombo = null;
	this.hilitedMonth = null;
	this.activeMonth = null;
	this.hilitedYear = null;
	this.activeYear = null;
	if (!Calendar._DN3) {
		var ar = new Array();
		for (var i = 8; i > 0;) ar[--i] = Calendar._DN[i].substr(0, 3);
		Calendar._DN3 = ar;
		ar = new Array();
		for (var i = 12; i > 0;) ar[--i] = Calendar._MN[i].substr(0, 3);
		Calendar._MN3 = ar;
	}
};
Calendar._C = null;
Calendar.is_ie = ( (navigator.userAgent.toLowerCase().indexOf("msie") != -1) && (navigator.userAgent.toLowerCase().indexOf("opera") == -1) );
Calendar._DN3 = null;
Calendar._MN3 = null;
Calendar.getAbsolutePos = function(el) {
	var r = { x: el.offsetLeft, y: el.offsetTop };
	if (el.offsetParent) {
		var tmp = Calendar.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;
};
Calendar.getElement = function(ev) {
	if (Calendar.is_ie) return window.event.srcElement;
	return ev.currentTarget;
};
Calendar.getTargetElement = function(ev) {
	if (Calendar.is_ie) return window.event.srcElement;
	return ev.target;
};
Calendar.stopEvent = function(ev) {
	if (Calendar.is_ie) {
		window.event.cancelBubble = true;
		window.event.returnValue = false;
	} else {
		ev.preventDefault();
		ev.stopPropagation();
	}
};
Calendar.addEvent = function(el, evname, func) {
	if (Calendar.is_ie) el.attachEvent("on" + evname, func);
	else el.addEventListener(evname, func, true);
};
Calendar.removeEvent = function(el, evname, func) {
	if (Calendar.is_ie) el.detachEvent("on" + evname, func);
	else el.removeEventListener(evname, func, true);
};
Calendar.createElement = function(type, parent) {
	var el = null;
	if (document.createElementNS) el = document.createElementNS("http://www.w3.org/1999/xhtml", type);
	else el = document.createElement(type);
	if (typeof parent != "undefined") parent.appendChild(el);
	return el;
};
// CALENDAR STATIC FUNCTIONS
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;
	if (typeof el.parentNode.month != "undefined") return el.parentNode;
	return null;
};
Calendar.findYear = function(el) {
	if (typeof el.year != "undefined") return el;
	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;
	mc.style.left = cd.offsetLeft + "px";
	mc.style.top = (cd.offsetTop + cd.offsetHeight) + "px";
	mc.style.display = "block";
};
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.firstChild.data = Y;
			yr.year = Y;
			yr.style.display = "block";
			show = true;
		} else { yr.style.display = "none"; }
		yr = yr.nextSibling;
		Y += fwd ? 2 : -2;
	}
	if (show) {
		yc.style.left = cd.offsetLeft + "px";
		yc.style.top = (cd.offsetTop + cd.offsetHeight) + "px";
		yc.style.display = "block";
	}
};
// 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);
	Calendar.removeClass(el, "active");
	if (target == el || target.parentNode == el) Calendar.cellClick(el);
	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); }
	} 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); }
		}
	}
	with (Calendar) {
		removeEvent(document, "mouseup", tableMouseUp);
		removeEvent(document, "mouseover", tableMouseOver);
		removeEvent(document, "mousemove", tableMouseOver);
		cal._hideCombos(); stopEvent(ev); _C = null;
	}
};
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 {
		Calendar.removeClass(el, "active");
		Calendar.removeClass(el, "hilite");
		Calendar.removeClass(el.parentNode, "rowhilite");
	}
	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 {
		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"); }
		}
	}
	Calendar.stopEvent(ev);
};
Calendar.tableMouseDown = function (ev) {
	if (Calendar.getTargetElement(ev) == Calendar.getElement(ev)) Calendar.stopEvent(ev);
};
Calendar.calDragIt = function (ev) {
	var cal = Calendar._C;
	if (!(cal && cal.dragging)) return false;
	var posX, 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";
	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, "mouseover", stopEvent);
		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) {
		addClass(el, "hilite active");
		addEvent(document, "mouseover", tableMouseOver);
		addEvent(document, "mousemove", tableMouseOver);
		addEvent(document, "mouseup", tableMouseUp);
	} else if (cal.isPopup) { cal._dragStart(ev); }
	Calendar.stopEvent(ev);
	if (el.navtype == -1 || el.navtype == 1) cal.timeout = setTimeout("Calendar.showMonthsCombo()", 250);
	else if (el.navtype == -2 || el.navtype == 2) cal.timeout = setTimeout((el.navtype > 0) ? "Calendar.showYearsCombo(true)" : "Calendar.showYearsCombo(false)", 250);
	else cal.timeout = null;
};
Calendar.dayMouseDblClick = function(ev) {
	Calendar.cellClick(Calendar.getElement(ev));
	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) == "_") {
			var date = null;
			with (el.calendar.date) { date = new Date(getFullYear(), getMonth(), el.caldate); }
			el.ttip = date.print(el.calendar.ttDateFormat) + el.ttip.substr(1);
		}
		el.calendar.tooltips.firstChild.data = el.ttip;
	}
	if (el.navtype != 300) {
		Calendar.addClass(el, "hilite");
		if (el.caldate) Calendar.addClass(el.parentNode, "rowhilite");
	}
	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");
		el.calendar.tooltips.firstChild.data = _TT["SEL_DATE"];
		stopEvent(ev);
	}
};
Calendar.cellClick = function(el) {
	var cal = el.calendar;
	var closing = false;
	var newdate = false;
	var date = null;
	if (typeof el.navtype == "undefined") {
		Calendar.removeClass(cal.currentDateEl, "selected");
		Calendar.addClass(el, "selected");
		closing = (cal.currentDateEl == el);
		if (!closing) cal.currentDateEl = el;
		cal.date.setDate(el.caldate);
		date = cal.date;
		newdate = true;
	} else {
		if (el.navtype == 200) {
			Calendar.removeClass(el, "hilite");
			cal.callCloseHandler();
			return;
		}
		date = (el.navtype == 0) ? new Date() : new Date(cal.date);
		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 -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.setMondayFirst(!cal.mondayFirst); return;
		}
		if (!date.equalsTo(cal.date)) { cal.setDate(date); newdate = el.navtype == 0; }
	}
	if (newdate) cal.callHandler();
	if (closing) { Calendar.removeClass(el, "hilite"); cal.callCloseHandler(); }
};
// CALENDAR OBJECT FUNCTIONS
Calendar.prototype.create = function (_par) {
	var parent = null;
	if (! _par) { 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";
		Calendar._add_evs(cell);
		cell.calendar = cal;
		cell.navtype = navtype;
		if (text.substr(0, 1) != "&") cell.appendChild(document.createTextNode(text));
		else cell.innerHTML = text;
		return cell;
	};
	row = Calendar.createElement("tr", thead);
	var title_length = 6;
	(this.isPopup) && --title_length;
	(this.weekNumbers) && ++title_length;
	hh("-", 1, 100).ttip = Calendar._TT["TOGGLE"];
	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("&#x00d7;", 1, 200).ttip = Calendar._TT["CLOSE"];
	}
	row = Calendar.createElement("tr", thead);
	row.className = "headrow";
	this._nav_py = hh("&#x00ab;", 1, -2);
	this._nav_py.ttip = Calendar._TT["PREV_YEAR"];
	this._nav_pm = hh("&#x2039;", 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("&#x203a;", 1, 1);
	this._nav_nm.ttip = Calendar._TT["NEXT_MONTH"];
	this._nav_ny = hh("&#x00bb;", 1, 2);
	this._nav_ny.ttip = Calendar._TT["NEXT_YEAR"]
	row = Calendar.createElement("tr", thead);
	row.className = "daynames";
	if (this.weekNumbers) {
		cell = Calendar.createElement("td", row);
		cell.className = "name wn";
		cell.appendChild(document.createTextNode(Calendar._TT["WK"]));
	}
	for (var i = 7; i > 0; --i) {
		cell = Calendar.createElement("td", row);
		cell.appendChild(document.createTextNode(""));
		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);
			cell.appendChild(document.createTextNode(""));
		}
		for (var j = 7; j > 0; --j) {
			cell = Calendar.createElement("td", row);
			cell.appendChild(document.createTextNode(""));
			cell.calendar = this;
			Calendar._add_evs(cell);
		}
	}
	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 = "label";
		mn.month = i;
		mn.appendChild(document.createTextNode(Calendar._MN3[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 = "label";
		yr.appendChild(document.createTextNode(""));
		div.appendChild(yr);
	}
	this._init(this.mondayFirst, this.date);
	parent.appendChild(this.element);
};
Calendar._keyEvent = function(ev) {
	if (!window.calendar) return false;
	(Calendar.is_ie) && (ev = window.event);
	var cal = window.calendar;
	var act = (Calendar.is_ie || ev.type == "keypress");
	if (ev.ctrlKey) {
		switch (ev.keyCode) {
			case 37: act && Calendar.cellClick(cal._nav_pm); break;
			case 38: act && Calendar.cellClick(cal._nav_py); break;
			case 39: act && Calendar.cellClick(cal._nav_nm); break;
			case 40: act && Calendar.cellClick(cal._nav_ny); break;
			default: return false;
		}
	} else switch (ev.keyCode) {
		case 32: Calendar.cellClick(cal._nav_now); break;
		case 27: act && cal.hide(); break;
		case 37:
		case 38:
		case 39:
		case 40:
		if (act) {
			var date = cal.date.getDate() - 1;
			var el = cal.currentDateEl;
			var ne = null;
			var prev = (ev.keyCode == 37) || (ev.keyCode == 38);
			switch (ev.keyCode) {
				case 37: (--date >= 0) && (ne = cal.ar_days[date]); break;
				case 38: date -= 7; (date >= 0) && (ne = cal.ar_days[date]); break;
				case 39: (++date < cal.ar_days.length) && (ne = cal.ar_days[date]); break;
				case 40: date += 7; (date < cal.ar_days.length) && (ne = cal.ar_days[date]); break;
			}
			if (!ne) {
				if (prev) Calendar.cellClick(cal._nav_pm);
				else Calendar.cellClick(cal._nav_nm);
				date = (prev) ? cal.date.getMonthDays() : 1;
				el = cal.currentDateEl;
				ne = cal.ar_days[date - 1];
			}
			Calendar.removeClass(el, "selected");
			Calendar.addClass(ne, "selected");
			cal.date.setDate(ne.caldate);
			cal.currentDateEl = ne;
		}
		break;
		case 13: if (act) { cal.callHandler(); cal.hide(); } break;
		default: return false;
	}
	Calendar.stopEvent(ev);
};
Calendar.prototype._init = function (mondayFirst, date) {
	var today = new Date();
	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.mondayFirst = mondayFirst;
	this.date = new Date(date);
	var month = date.getMonth();
	var mday = date.getDate();
	var no_days = date.getMonthDays();
	date.setDate(1);
	var wday = date.getDay();
	var MON = mondayFirst ? 1 : 0;
	var SAT = mondayFirst ? 5 : 6;
	var SUN = mondayFirst ? 6 : 0;
	if (mondayFirst) wday = (wday > 0) ? (wday - 1) : 6;
	var iday = 1;
	var row = this.tbody.firstChild;
	var MN = Calendar._MN3[month];
	var hasToday = ((today.getFullYear() == year) && (today.getMonth() == month));
	var todayDate = today.getDate();
	var week_number = date.getWeekNumber();
	var ar_days = new Array();
	for (var i = 0; i < 6; ++i) {
		if (iday > no_days) {
			row.className = "emptyrow";
			row = row.nextSibling;
			continue;
		}
		var cell = row.firstChild;
		if (this.weekNumbers) {
			cell.className = "day wn";
			cell.firstChild.data = week_number;
			cell = cell.nextSibling;
		}
		++week_number;
		row.className = "daysrow";
		for (var j = 0; j < 7; ++j) {
			cell.className = "day";
			if ((!i && j < wday) || iday > no_days) {
				cell.innerHTML = "&nbsp;";
				cell.disabled = true;
				cell = cell.nextSibling;
				continue;
			}
			cell.disabled = false;
			cell.firstChild.data = iday;
			if (typeof this.checkDisabled == "function") {
				date.setDate(iday);
				if (this.checkDisabled(date)) {
					cell.className += " disabled";
					cell.disabled = true;
				}
			}
			if (!cell.disabled) {
				ar_days[ar_days.length] = cell;
				cell.caldate = iday;
				cell.ttip = "_";
				if (iday == mday) {
					cell.className += " selected";
					this.currentDateEl = cell;
				}
				if (hasToday && (iday == todayDate)) {
					cell.className += " today";
					cell.ttip += Calendar._TT["PART_TODAY"];
				}
				if (wday == SAT || wday == SUN) cell.className += " weekend";
			}
			++iday;
			((++wday) ^ 7) || (wday = 0);
			cell = cell.nextSibling;
		}
		row = row.nextSibling;
	}
	this.ar_days = ar_days;
	this.title.firstChild.data = Calendar._MN[month] + ", " + year;
};
Calendar.prototype.setDate = function (date) { if (!date.equalsTo(this.date)) this._init(this.mondayFirst, date);};
Calendar.prototype.setMondayFirst = function (mondayFirst) {  this._init(mondayFirst, this.date); this._displayWeekdays();};
Calendar.prototype.setDisabledHandler = function (unaryFunction) { this.checkDisabled = unaryFunction;};
Calendar.prototype.setRange = function (a, z) { this.minYear = a; this.maxYear = z;};
Calendar.prototype.callHandler = function () { if (this.onSelected) this.onSelected(this, this.date.print(this.dateFormat));};
Calendar.prototype.callCloseHandler = function () { if (this.onClose) this.onClose(this); this.hideShowCovered();};
Calendar.prototype.destroy = function () {
	var el = this.element.parentNode;
	el.removeChild(this.element);
	Calendar._C = null;
	delete el;
};
Calendar.prototype.reparent = function (new_parent) {
	var el = this.element;
	el.parentNode.removeChild(el);
	new_parent.appendChild(el);
};
Calendar._checkCalendar = function(ev) {
	if (!window.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) { window.calendar.callCloseHandler(); Calendar.stopEvent(ev);}
};
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.calendar = this;
		Calendar.addEvent(document, "keydown", Calendar._keyEvent);
		Calendar.addEvent(document, "keypress", Calendar._keyEvent);
		Calendar.addEvent(document, "mousedown", Calendar._checkCalendar);
	}
	this.hideShowCovered();
};
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();
};
Calendar.prototype.showAt = function (x, y) {
	var s = this.element.style;
	s.left = x + "px";
	s.top = y + "px";
	this.show();
};
Calendar.prototype.showAtElement = function (el) {var p = Calendar.getAbsolutePos(el);this.showAt(p.x, p.y + el.offsetHeight);};
Calendar.prototype.setDateFormat = function (str) { this.dateFormat = str;};
Calendar.prototype.setTtDateFormat = function (str) { this.ttDateFormat = str;};
Calendar.prototype.parseDate = function (str, fmt) {
	var y = 0;
	var m = -1;
	var d = 0;
	var a = str.split(/\W+/);
	if (!fmt) fmt = this.dateFormat;
	var b = fmt.split(/\W+/);
	var i = 0, j = 0;
	for (i = 0; i < a.length; ++i) {
		if (b[i] == "D" || b[i] == "DD") continue;
		if (b[i] == "d" || b[i] == "dd") d = parseInt(a[i], 10);
		if (b[i] == "m" || b[i] == "mm") m = parseInt(a[i], 10) - 1;
		if (b[i] == "y") y = parseInt(a[i], 10);
		if (b[i] == "yy") y = parseInt(a[i], 10) + 1900;
		if (b[i] == "M" || b[i] == "MM") {
			for (j = 0; j < 12; ++j) if (Calendar._MN[j].substr(0, a[i].length).toLowerCase() == a[i].toLowerCase()) { m = j; break; }
		}
	}
	if (y != 0 && m != -1 && d != 0) { this.setDate(new Date(y, m, d)); return;}
	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 = a[i];
		} else if (d == 0) { d = a[i];}
	}
	if (y == 0) { var today = new Date(); y = today.getFullYear();}
	if (m != -1 && d != 0) this.setDate(new Date(y, m, d));
};
Calendar.prototype.hideShowCovered = function () {
	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)) cc.style.visibility = "visible";
			else cc.style.visibility = "hidden";
		}
	}
};
Calendar.prototype._displayWeekdays = function () {
	var MON = this.mondayFirst ? 0 : 1;
	var SUN = this.mondayFirst ? 6 : 0;
	var SAT = this.mondayFirst ? 5 : 6;
	var cell = this.firstdayname;
	for (var i = 0; i < 7; ++i) {
		cell.className = "day name";
		if (!i) {
			cell.ttip = this.mondayFirst ? Calendar._TT["SUN_FIRST"] : Calendar._TT["MON_FIRST"];
			cell.navtype = 100;
			cell.calendar = this;
			Calendar._add_evs(cell);
		}
		if (i == SUN || i == SAT) Calendar.addClass(cell, "weekend");
		cell.firstChild.data = Calendar._DN3[i + 1 - MON];
		cell = cell.nextSibling;
	}
};
Calendar.prototype._hideCombos = function () {this.monthsCombo.style.display = "none";this.yearsCombo.style.display = "none";};
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, "mouseover", stopEvent);
		addEvent(document, "mouseup", calDragEnd);
	}
};

// DATE OBJECT PATCHES
Date._MD = new Array(31,28,31,30,31,30,31,31,30,31,30,31);
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.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;
	return Date._MD[month];
};
Date.prototype.getWeekNumber = function() {
	var now = new Date(this.getFullYear(), this.getMonth(), this.getDate(), 0, 0, 0);
	var then = new Date(this.getFullYear(), 0, 1, 0, 0, 0);
	var time = now - then;
	var day = then.getDay();
	(day > 3) && (day -= 4) || (day += 3);
	return Math.round(((time / Date.DAY) + day) / 7);
};
Date.prototype.equalsTo = function(date) { return ((this.getFullYear() == date.getFullYear()) && (this.getMonth() == date.getMonth()) && (this.getDate() == date.getDate()));};
Date.prototype.print = function (frm) {
	var str = new String(frm);
	var m = this.getMonth();
	var d = this.getDate();
	var y = this.getFullYear();
	var wn = this.getWeekNumber();
	var w = this.getDay();
	var s = new Array();
	s["d"] = d;
	s["dd"] = (d < 10) ? ("0" + d) : d;
	s["m"] = 1+m;
	s["mm"] = (m < 9) ? ("0" + (1+m)) : (1+m);
	s["y"] = y;
	s["yy"] = new String(y).substr(2, 2);
	s["w"] = wn;
	s["ww"] = (wn < 10) ? ("0" + wn) : wn;
	with (Calendar) {
		s["D"] = _DN3[w];
		s["DD"] = _DN[w];
		s["M"] = _MN3[m];
		s["MM"] = _MN[m];
	}
	var re = /(.*)(\W|^)(d|dd|m|mm|y|yy|MM|M|DD|D|w|ww)(\W|$)(.*)/;
	while (re.exec(str) != null) str = RegExp.$1 + RegExp.$2 + s[RegExp.$3] + RegExp.$4 + RegExp.$5;
	return str;
};

window.calendar = null;

Calendar._DN = new Array ("Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday", "Sunday");
Calendar._MN = new Array ("January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December");
Calendar._TT = {};
Calendar._TT["TOGGLE"] = "Toggle first day of week";
Calendar._TT["PREV_YEAR"] = "Prev. year (hold for menu)";
Calendar._TT["PREV_MONTH"] = "Prev. month (hold for menu)";
Calendar._TT["GO_TODAY"] = "Go Today";
Calendar._TT["NEXT_MONTH"] = "Next month (hold for menu)";
Calendar._TT["NEXT_YEAR"] = "Next year (hold for menu)";
Calendar._TT["SEL_DATE"] = "Select date";
Calendar._TT["DRAG_TO_MOVE"] = "Drag to move";
Calendar._TT["PART_TODAY"] = " (today)";
Calendar._TT["MON_FIRST"] = "Display Monday first";
Calendar._TT["SUN_FIRST"] = "Display Sunday first";
Calendar._TT["CLOSE"] = "Close";
Calendar._TT["TODAY"] = "Today";
Calendar._TT["DEF_DATE_FORMAT"] = "dd-mm-y";
Calendar._TT["TT_DATE_FORMAT"] = "D, M d";
Calendar._TT["WK"] = "wk";

function closeHandler(cal) { cal.hide(); Calendar.removeEvent(document, "mousedown", checkCalendar);}
function selected(cal, date) { cal.sel.value = date;}
function showCalendar(id, format, minYear) {
	var el = document.getElementById(id);
	if (calendar != null) { calendar.hide(); calendar.parseDate(el.value);
	} else {
		var cal = new Calendar(true, null, selected, closeHandler);
		calendar = cal;
		if(minYear != undefined) cal.minYear = minYear;
		cal.setDateFormat(format);
		calendar.create();
	}
	calendar.sel = el;
	calendar.showAtElement(el);
	Calendar.addEvent(document, "mousedown", checkCalendar);
	return false;
}
function checkCalendar(ev) {
	var el = Calendar.is_ie ? Calendar.getElement(ev) : Calendar.getTargetElement(ev);
	for (; el != null; el = el.parentNode)
	if (el == calendar.element || el.tagName == "A") break;
	if (el == null) calendar.callCloseHandler(); Calendar.stopEvent(ev);
}