// Based on http://www.quirksmode.org/js/cookies.html

var Cookie = {

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

	get: function(name) {
	
		var nameEQ = name + "=";
		
		var ca = document.cookie.split(';');
		var c;
		
		for(var i = 0; i < ca.length; i++) {
			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;
	},

	add: function(name, value, days) {
		this.set(name, value, days);
	},
	
	remove: function(name) {
		this.set(name, "", -1);
	}

};