function showByID(a){
document.poppedLayer =
eval('document.getElementById(a)');
document.poppedLayer.style.display = "inline";
}

function hideByID(a){
document.poppedLayer =
eval('document.getElementById(a)');
document.poppedLayer.style.display = "none";
}

function toggle_change_loc(id, objid){
//alert("a");
	if (document.getElementById(id).style.display == 'none') {
		document.getElementById(objid).value = 'Cancel Changing Location';
		showByID (id);
	} else {
		document.getElementById(objid).value = 'Change Location';
		hideByID (id); 
	}
}

ptPortlet = {}; 

ptPortlet.test = function(url){
	window.location.href = url;
}

function isGregLeapYear(year)
{
return year%4 == 0 && year%100 != 0 || year%400 == 0;
}
function gregToFixed(year, month, day)
{
	var a = Math.floor((year - 1) / 4);
	var b = Math.floor((year - 1) / 100);
	var c = Math.floor((year - 1) / 400);
	var d = Math.floor((367 * month - 362) / 12);
	if (month <= 2)
	e = 0;
	else if (month > 2 && isGregLeapYear(year))
	e = -1;
	else
	e = -2;
	return 1 - 1 + 365 * (year - 1) + a - b + c + d + e + day;
}
function Hijri(year, month, day)
{
	this.year = year;
	this.month = month;
	this.day = day;
	this.toFixed = hijriToFixed;
	this.toString = hijriToString;
}
function hijriToFixed()
{
	return this.day + Math.ceil(29.5 * (this.month - 1)) + (this.year - 1) * 354 +
	Math.floor((3 + 11 * this.year) / 30) + 227015 - 1;
}
function hijriToString()
{
	var months = new Array("Muharam","Safar","Rabiul Awal","Rabiul Akhir","Jamadil Awal","Jamadil Akhir","Rejab","Sya'ban","Ramadan","Syawal","Zulka'edah","Zulhijjah");
	return this.day + " " + months[this.month - 1]+ " " + this.year;
}
function fixedToHijri(f)
{
	var i=new Hijri(1100, 1, 1);
	i.year = Math.floor((30 * (f - 227015) + 10646) / 10631);
	var i2=new Hijri(i.year, 1, 1);
	var m = Math.ceil((f - 29 - i2.toFixed()) / 29.5) + 1;
	i.month = Math.min(m, 12);
	i2.year = i.year;
	i2.month = i.month;
	i2.day = 1;
	i.day = f - i2.toFixed() + 1;
	return i;
}