dmjs.cookies = {
	createCookie: function(name, value, days) {
        var host = document.location.host.split(".");
        host[0] = null;
        var domain = host.join(".");

		var date = new Date();
		var expires = '';
		if (days) {
			date.setTime(date.getTime() + (days * 24 * 60 * 60 * 1000));
			expires = "; expires=" + date.toGMTString();
		}
		document.cookie = name + "=" + value + expires + "; path=/; domain="+domain;
	},
	readCookie: 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;
	},
	eraseCookie: function(name) {
		createCookie(name, "", -1);
	}
};