var today = new Date();
var expiry = new Date(today.getTime() + 365 * 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 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 "";
}

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

function SetCookie (name, value, expires, path, domain, secure){
	document.cookie = name + "=" + escape(value) + 
		((expires)? "; expires=" + expires.toGMTString() :"") + 
		((path)? "; path=" + path :"") +
		((domain)? "; domain=" + domain : "") + 
		((secure)? "; secure" : "");
}