function setCookie(name,value,expires) {
	document.cookie=name+"="+escape(value)+";path=/"+
	((expires==null)?"":";expires="+expires.toGMTString());
}
function getCookie(name) {
	var cname=name+"=";
	var dc=document.cookie;
	
	if(dc.length>0)
	{
		begin=dc.indexOf(cname);
		
		if(begin!=-1)
		{
			begin+=cname.length;
			end=dc.indexOf(";",begin);
			
			if(end==-1) end=dc.length;
			return unescape(dc.substring(begin,end));
		}
	}
	return null;
}
function delCookie(name) {
	document.cookie=name+"=;expires=Thu,01-Jan-70 00:00:01 GMT"+"; path=/";
}
function setCOOKIE(name,value) {
	var exp=new Date();
	exp.setTime(exp.getTime()+(1000*60*60*24*30));	// 30 days
	setCookie(name,value,exp);
}
function setcookie(name,value) {
	var exp=new Date();
	exp.setTime(exp.getTime()+(1000*60*10));	// 10 minutes
	setCookie(name,value,exp);
}