function createCookie(name,value,days) { 
	if (days) { 
		var date = new Date(); 
		date.setTime(date.getTime()+(days*24*60*60*1000)); 
		var expires = "; expires="+date.toGMTString(); 
	} 
	else var expires = ""; 
	document.cookie = name+"="+value+expires+"; path=/"; 
}