var expDays = 14; // number of days the cookie should last 
var exp = new Date(); 
exp.setTime(exp.getTime() + (expDays*24*60*60*1000));

function getCookieVal(offset) {
	var endstr = document.cookie.indexOf(";", offset);
	if (endstr == -1) endstr = document.cookie.length;
	return unescape(document.cookie.substring(offset, endstr));
}

function FixCookieDate(date) {
	var base = new Date(0);
	var skew = base.getTime();
	if (skew > 0) date.setTime(date.getTime() - skew);
}

function GetCookie(name) {
	var arg = name + "=";
	var alen = arg.length;
	var clen = document.cookie.length;
	var i = 0;
	while (i < clen) {
		var j = i + alen;
		if (document.cookie.substring(i, j) == arg)
			return getCookieVal(j);
		i = document.cookie.indexOf(" ", i) + 1;
		if (i == 0) break;
	}
	return null;
}

function SetCookie(name, value, expires) {
	document.cookie.length = -1;
	if (document.cookie.indexOf(name+'=')==-1) {
		document.cookie = name + "=" + escape(value) + "; path=/" + ((expires) ? "; expires=" + expires.toGMTString() : "");
	}
}

function DeleteCookie(name) {
	if (GetCookie(name)) {
		document.cookie = name + "=" + "; path=/; expires=Thu, 01-Jan-70 00:00:01 GMT";
	}
}

function checkCount() {
	var count = GetCookie('count');
	if (count == null) {
		count = 1;
		SetCookie('count', count, exp);
		window.open(exitSrvPage, "", exitSrvProp);
	} else {
		count++;
		SetCookie('count', count, exp);
	}
}