// <![CDATA[
var mfCookie = {
	create: 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=/";
	},
	read: function(name) {
		var nameEQ = name + "=";
		var ca = document.cookie.split(';');
		var len = ca.length;
		for (var i = 0; i < len; 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;
	},
	mfAbTests: function() {
		var ca = document.cookie.split(';');
		var len = ca.length;
		var mfTestPrefix = "mf_tests_"
		var toReturn = "";
		for (var i = 0; i < len; i++) {
			var c = ca[i];
			if(c.indexOf(mfTestPrefix) >0){
				toReturn = toReturn.length == 0 ? c :toReturn+";"+c;
			}
		}
		return toReturn;
	},
	del: function(name) {
		this.create(name, "", -1);
	}
}
// ]]>