var monthName =	new	Array('Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec');
var month;
var year;	
var selectedDate;
var fromDate;
var toDate;
var targetElement;
var dockElement;


function getCoordsInTopWindow(o){

	var x = 0;
	var y = 0;
	var win;
	if(o.ownerDocument.defaultView)
	{
		win = o.ownerDocument.defaultView;
	}
	else
	{
		win = o.ownerDocument.parentWindow;
	}
	if(win.frameElement){
		var parentFrameCoords = getCoordsInTopWindow(win.frameElement);
		x += parentFrameCoords.x;
		y += parentFrameCoords.y;
	}
	
	while(o){
		x += o.offsetLeft;
		y += o.offsetTop;
		o=o.offsetParent;
	}	
	
	var r = new Object();
	r.x = x;
	r.y = y;
	return r;
}

function getCoords(o){
	var x = 0;
	var y = 0;

	while(o.tagName!="BODY"){
		x += o.offsetLeft;
		y += o.offsetTop;
		o=o.offsetParent;
	}	
	
	var r = new Object();
	r.x = x;
	r.y = y;
	return r;
}

function calendarClose(e)
{
	if(!e) {e = top.frames.calendar.event;}
	if(!e) return;
	if(e.toElement) return;
	top.document.getElementById("calendarDiv").style.visibility = "hidden";
	
}


function calendarPick(pdockElement, ptargetElement, pfromDate, ptoDate)
{
	if(ptargetElement.disabled) return;
	
	var pselectedDate = stringToDate(ptargetElement.value);	
	if(pselectedDate)
	{
		if(dateToString(pselectedDate)!=ptargetElement.value)
		{
			pselectedDate = false;
		}
	}
			
	dockElement = pdockElement;
	targetElement = ptargetElement;

	var coords = getCoordsInTopWindow(dockElement); 		
	coords.x += dockElement.offsetWidth+2;
			
	var div;
	div = top.document.getElementById("calendarDiv");
	if(!div)
	{
		alert("Calendar not loaded yet!");
		return;
	}
	else
	{
		div.style.left = coords.x+"px";
		div.style.top = coords.y+"px";
		div.style.visibility = "visible";
	}
	
	if(pselectedDate)
	{
		month = pselectedDate.getMonth();
		year = pselectedDate.getUTCFullYear();
	}
	else if(pfromDate)
	{
		month = pfromDate.getMonth();
		year = pfromDate.getUTCFullYear();
	}
	else
	{
		var now = new Date();
		month = now.getMonth();
		year = now.getUTCFullYear();
	}
	
	selectedDate = pselectedDate;
	fromDate = pfromDate;
	toDate = ptoDate;

	calendarRewrite();
	
	//top.frames.calendar.onblur=calendarClose;
	
	top.document.getElementById("calendar").onblur=calendarClose;	
	if('onfocusout' in top.frames.calendar.document ){
		top.frames.calendar.document.onfocusout=null;
		top.frames.calendar.document.body.focus();
		top.frames.calendar.document.onfocusout=calendarClose;
	}
	else{
		top.frames.calendar.focus();
		top.frames.calendar.onblur=calendarClose;
	}
	
	//setTimeout("top.frames.calendar.focus()", 50);
}

function calendarMonthDec(){
	month--;
	if(month<0)
	{ 
		month=11;
		year--;
	}
	calendarRewrite();
	return false;
}

function calendarMonthInc()
{
	month++;
	if(month>11)
	{
		month=0;
		year++;
	}
	calendarRewrite();
	return false;
}

function calendarMonthSet()
{
	month = this.month;
	calendarRewrite();
	return false;
}

function calendarYearSet()
{
	year = this.year;
	calendarRewrite();
	return false;
}	

function calendarMonthSelectShow(e)
{
	top.frames.calendar.document.getElementById("monthSelect").style.display="block"; 
	top.frames.calendar.document.getElementById("yearSelect").style.display="none"; 

	if(month>=3)
	{
		window.setTimeout('top.frames.calendar.document.getElementById("monthSelect").scrollTop = top.frames.calendar.document.getElementById("monthSelect").getElementsByTagName("a")[month-3].offsetTop', 10);
	}
	if(!e) {e = top.frames.calendar.event;}
	if(e.stopPropagating)
	{
		e.stopPropagating();
	}
	else
	{
		e.cancelBubble=true;
	}
}

function calendarYearSelectShow(e)
{
	top.frames.calendar.document.getElementById("monthSelect").style.display="none"; 
	top.frames.calendar.document.getElementById("yearSelect").style.display="block"; 
	if(!e) {e = top.frames.calendar.event;}
	if(e.stopPropagating)
	{
		e.stopPropagating();
	}
	else
	{
		e.cancelBubble=true;
	}
}	


function dateToString(d){
	return d.getDate()+"."+(d.getMonth()+1)+"."+d.getUTCFullYear();
}

function stringToDate(s)
{
	try
	{
		var a = s.split(".");
		if(!parseInt(a[2]) && !parseInt(a[1]) && !parseInt(a[0])) {return false};
		
		return  new Date(parseInt(a[2]), parseInt(a[1])-1, parseInt(a[0]));		
	}		
	catch(ex)
	{
		return false;
	}
}

function calendarDateSelect()
{
	targetElement.value = dateToString(this.date) + '.';
	targetElement.focus();
	return false;
}

function calendarRewrite()
{
	var doc = top.frames.calendar.document;
	
	var html;
	html = "<table class=calendarMonth cellspacing=1 cellpadding=0 border=0>";
	html += "<tr>";
	html += "<td class=leftRight><a id='monthDec' href='javascript:;'>&lt;</a></td><td class=MonthName id='monthName'>"+monthName[month]+"</td><td class=leftRight id='monthInc'><a id='monthInc' href='javascript:;'>&gt;</a></td><td class=yearName id='yearName'>"+year+"</td>";
	html += "</tr>";
	html += "</table>";
	html += "<table id=monthTable class=calendarMonth cellspacing=0 cellpadding=0 border=0>";
	html += "<tr>";
	html += "<td class=dayName>Mo</td>";
	html += "<td class=dayName>Tu</td>";
	html += "<td class=dayName>We</td>";
	html += "<td class=dayName>Th</td>";
	html += "<td class=dayName>Fr</td>";
	html += "<td class=dayName>Sa</td>";
	html += "<td class=dayNameRed>Su</td>";
	html += "</tr>";
	html += "<tr class=days>";
	html += "<td>&nbsp;</td>";
	html += "<td>&nbsp;</td>";
	html += "<td>&nbsp;</td>";
	html += "<td>&nbsp;</td>";
	html += "<td>&nbsp;</td>";
	html += "<td>&nbsp;</td>";
	html += "<td class='red'>&nbsp;</td>";
	html += "</tr>";
	html += "<tr class=days>";
	html += "<td>&nbsp;</td>";
	html += "<td>&nbsp;</td>";
	html += "<td>&nbsp;</td>";
	html += "<td>&nbsp;</td>";
	html += "<td>&nbsp;</td>";
	html += "<td>&nbsp;</td>";
	html += "<td class='red'>&nbsp;</td>";
	html += "</tr>";
	html += "<tr class=days>";
	html += "<td>&nbsp;</td>";
	html += "<td>&nbsp;</td>";
	html += "<td>&nbsp;</td>";
	html += "<td>&nbsp;</td>";
	html += "<td>&nbsp;</td>";
	html += "<td>&nbsp;</td>";
	html += "<td class='red'>&nbsp;</td>";
	html += "</tr>";
	html += "<tr class=days>";
	html += "<td>&nbsp;</td>";
	html += "<td>&nbsp;</td>";
	html += "<td>&nbsp;</td>";
	html += "<td>&nbsp;</td>";
	html += "<td>&nbsp;</td>";
	html += "<td>&nbsp;</td>";
	html += "<td class='red'>&nbsp;</td>";
	html += "</tr>";
	html += "<tr class=days>";
	html += "<td>&nbsp;</td>";
	html += "<td>&nbsp;</td>";
	html += "<td>&nbsp;</td>";
	html += "<td>&nbsp;</td>";
	html += "<td>&nbsp;</td>";
	html += "<td>&nbsp;</td>";
	html += "<td class='red'>&nbsp;</td>";
	html += "</tr>";
	html += "<tr class=days>";
	html += "<td>&nbsp;</td>";
	html += "<td>&nbsp;</td>";
	html += "<td>&nbsp;</td>";
	html += "<td>&nbsp;</td>";
	html += "<td>&nbsp;</td>";
	html += "<td>&nbsp;</td>";
	html += "<td class='red'>&nbsp;</td>";
	html += "</tr>";
	html += "</table>";
	html += "<div id='monthSelect' class='monthSelect' style='display: none'>";
	html += "</div>";
	html += "<div id='yearSelect' class='yearSelect' style='display: none'>";
	html += "</div>";
	
	doc.body.innerHTML = html;
	
	doc.getElementById('monthDec').onclick=calendarMonthDec;
	doc.getElementById('monthInc').onclick=calendarMonthInc;
	
	var monthNameCoords = getCoords(doc.getElementById("monthName"));
	var monthSelect = doc.getElementById("monthSelect");
	monthSelect.style.left = monthNameCoords.x;		
	monthSelect.style.top = monthNameCoords.y + doc.getElementById("monthName").offsetHeight - 1;
	monthSelect.style.width = doc.getElementById("monthName").offsetWidth;
	monthSelect.onblur = function(){ this.display="none" }
	
	for(i=0;i<12;i++)
	{
		var monthLink = doc.createElement("a");
		monthLink.innerHTML = "&nbsp;&nbsp;"+monthName[i];
		monthLink.href = "javascript:;";
		monthLink.month = i;
		monthLink.onclick = calendarMonthSet;
		monthSelect.appendChild(monthLink);
		if(i==month) 
		{
			monthLink.className = "selected";
		}
	}
	
	doc.getElementById("monthName").onclick = calendarMonthSelectShow;
	
	var yearNameCoords = getCoords(doc.getElementById("yearName"));
	var yearSelect = doc.getElementById("yearSelect");
	yearSelect.style.left = yearNameCoords.x;		
	yearSelect.style.top = yearNameCoords.y + doc.getElementById("yearName").offsetHeight - 1;
	yearSelect.style.width = doc.getElementById("yearName").offsetWidth;
	
	var now = new Date();
	
	for(i=now.getUTCFullYear();i<now.getUTCFullYear()+2;i++)
	{
		var yearLink = doc.createElement("a");
		yearLink.innerHTML = i;
		yearLink.href = "javascript:;";
		yearLink.year = i;
		yearLink.onclick = calendarYearSet;
		yearSelect.appendChild(yearLink);
		if(i==year)
		{
			yearLink.className = "selected";
		}
	}
	
	doc.getElementById("yearName").onclick = calendarYearSelectShow
	

	var day = 1;		
	var dayMili = 1000*60*60*24;
	var d = new Date(year, month, day)
	
	var m = d.getMonth();
	var firstX = -1;

	while(d.getMonth()==m)
	{
		var x = d.getDay()-1;
		if(x==-1) {x = 6;}
		var y = parseInt((d.getDate()-1) / 7);
		if(x<firstX) {y++;}
		

		var cell = doc.getElementById("monthTable").getElementsByTagName('TR')[y+1].getElementsByTagName('TD')[x];
		cell.innerHTML="";
		if((d>=fromDate || !fromDate) && (d<=toDate || !toDate))
		{
			var link = doc.createElement("a");
			link.href="javascript:;";
			link.onclick=calendarDateSelect;
			link.date=d;
			link.innerHTML=d.getDate();
			cell.appendChild(link);
		}
		else
		{
			cell.innerHTML = d.getDate();
		}
		if(selectedDate && d.getTime()==selectedDate.getTime())
		{
			cell.className+="selected";
		}
		
		
		d = new Date(d.getTime()+dayMili);
	
		if(firstX==-1) {firstX = x;}
	}

}


function calendarInit(){
	var div;
	div = top.document.getElementById("calendarDiv");
	if(!div){
		div = top.document.createElement("div");
		div.style.visibility = "hidden";
		div.style.position = "absolute";
		div.style.left = "0px";
		div.style.top = "0px";
		div.id = "calendarDiv";
		top.document.body.appendChild(div);
		div.innerHTML = "<iframe name='calendar' id='calendar' width='158' src='/BondTours/JavaScript/PopUpCalendarIFrame.htm' height='153' frameborder=0></iframe>";

		/*
		doc = top.frames.calendar.document;
		doc.open();
		doc.write("<html>");
		doc.write("<head>");
		doc.write("<link rel='STYLESHEET' type='text/css' href='http://www.bondtours.com/BondTours/JavaScript/Kalendar.css'>");
		doc.write("</head>");
		doc.write("<body style='padding: 1px; margin: 0px; border: 1px solid #999999; background-color: #ffffff' onclick='document.getElementById(\"monthSelect\").style.display=\"none\"; document.getElementById(\"yearSelect\").style.display=\"none\"' id='body'>");
		doc.write("</body>");
		doc.write("</html>");
		doc.close();	
		*/
		
		//top.frames.calendar.onblur=calendarClose;
		//top.document.getElementById("calendar").onblur=calendarClose;
		
	}
}


window.onload=calendarInit;