var Cookie = new Object();
	Cookie.set = function (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=/";
	}

	Cookie.get = function(name)
	{
		var nameEQ = name + "=";
		var ca = document.cookie.split(';');
		for(var i=0;i < ca.length;i++)
		{
			var c = ca[i];
			while (c.charAt(0)==' ')
			{
				c = c.substring(1,c.length);
			}
			if (c.indexOf(nameEQ) == 0)
			{
				return c.substring(nameEQ.length,c.length);
			}
		}
		return null;
	}

	Cookie.erase = function(name)
	{
		this.set(name,"",-1);
	}

	Cookie._delete = function(name)
	{
		this.erase(name);
	}