function setCookie(name, value, expires){
	if(expires == undefined){
		nextyear = new Date();
		nextyear.setFullYear(nextyear.getFullYear() + 1);
		expires = nextyear.toGMTString();
	}

	document.cookie = name+"="+value+";expires="+expires+';';
}



function getCookie(name){
	var c 	= document.cookie;
	var pos = c.indexOf(name);
	
	if(pos != -1){
		var start = pos + name.length + 1; // beginning of the value

		var end = c.indexOf(';', start);
		if(end == -1){
			end = c.length;
		}
		var value = unescape(c.substring(start, end));
	}
	return value;

}