var time;
var logindiv;
var backdiv;
var datadiv;
var fade=0;
var windowwidth;
var windowheight;
function showmaskdiv(urllink)
{
	logindiv = document.getElementById("mask");
	backdiv = document.getElementById("maskbackground");
	datadiv = document.getElementById("maskdata");
	getData(urllink, "maskdata");
	logindiv.style.width= "100%" ;
	logindiv.style.height = "100%";
	backdiv.style.width= "100%" ;
	var isIE5Min = getIEVersionNumber() < 7;
	if(isIE5Min) backdiv.style.height = 1500;
	else backdiv.style.height = "100%";
	backdiv.style.filter = "alpha(opacity="+0+")";
	backdiv.style.MozOpacity = 0;
	backdiv.style.Opacity = 0;
	backdiv.style.KhtmlOpacity=0;
	logindiv.style.zindex = 100000000;
	logindiv.style.display = "inline";
	fade=0;
	time = setInterval("showloginfade()",2);
}

function getIEVersionNumber() {
    var ua = navigator.userAgent;
    var MSIEOffset = ua.indexOf("MSIE ");
    
    if (MSIEOffset == -1) {
        return 7;
    } else {
        return parseFloat(ua.substring(MSIEOffset + 5, ua.indexOf(";", MSIEOffset)));
    }
}
function showloginfade()
{
	fade += 2;
	if(fade <= 60)
	{	
		backdiv.style.filter = "alpha(opacity="+fade+")";
		backdiv.style.MozOpacity = fade/100;
		backdiv.style.Opacity = fade/100;
		backdiv.style.KhtmlOpacity = fade/100;
	}
	else clearInterval(time);
}

function bookmarksite(title,url){
if (window.sidebar) // firefox
	window.sidebar.addPanel(title, url, "");
else if(window.opera && window.print){ // opera
	var elem = document.createElement('a');
	elem.setAttribute('href',url);
	elem.setAttribute('title',title);
	elem.setAttribute('rel','sidebar');
	elem.click();
} 
else if(document.all)// ie
	window.external.AddFavorite(url, title);
}

function setCookie(name, value, days){
	if (typeof days!="undefined"){ //if set persistent cookie
		var expireDate = new Date()
		expireDate.setDate(expireDate.getDate()+days)
		document.cookie = name+"="+value+"; path=/; expires="+expireDate.toGMTString()
	}
	else //else if this is a session only cookie
		document.cookie = name+"="+value+"; path=/"
}

function getCookie(Name){ 
	var re=new RegExp(Name+"=[^;]*", "i"); //construct RE to search for target name/value pair
	if (document.cookie.match(re)) //if cookie found
		return document.cookie.match(re)[0].split("=")[1] //return its value
	return null
}