var cookie = {
	set : function(name, value, path, domain, secure){
		document.cookie = name + "=" + escape(value) +
		"; expires=Mon, 01-Jan-2020 00:00:00 GMT; path=/"  +
		((domain) ? "; domain=" + domain : "")      +
		((secure) ? "; secure" : "");
	},
	get : function(name){
		var cookie = " " + document.cookie; var search = " " + name + "="; var setStr = null; var offset = 0;	var end = 0;
		if(cookie.length > 0){
			offset = cookie.indexOf(search);
			if(offset != -1){
				offset += search.length;
				end = cookie.indexOf(";", offset);
				if(end == -1)
					end = cookie.length;
				setStr = unescape(cookie.substring(offset, end));
			}
		}
		return setStr;
	},
	del : function(name){
		if(gC(name)){
			expireAt = new Date("01 January, 1970 00:00:01");
			document.cookie = name+ "= 0;  path=/;  expires="+expireAt.toGMTString();
		}
	}
}