var Cp_Cookie = {
	getCookie: function(c_name) {
		if (document.cookie.length>0) {
			c_start=document.cookie.indexOf(c_name + "=");
			if (c_start!=-1) { 
				c_start=c_start + c_name.length+1; 
				c_end=document.cookie.indexOf(";",c_start);
				if (c_end==-1) {
					c_end=document.cookie.length;
				}
   				return unescape(document.cookie.substring(c_start,c_end));
			} 
		}
		return "";
	},
	
	checkCookie: function(name) {
		var val = Cp_Cookie.getCookie(name);
		if (val!=null && val!="") {
			return true;
		}
		else {
			return false;
		}
	},
	
	setCookie: function(c_name, value, expiredays) {
		var exdate=new Date();
		exdate.setDate(exdate.getDate()+expiredays);
		document.cookie = c_name + "=" + escape(value) + ((expiredays==null) ? "" : ";expires="+exdate.toGMTString()) + ";path=/";
	}
}