var sf_userData = function(init) {

	var data = [];

	var c = document.cookie;

	if (init) display(c);

	var p = c.split(';');

	for (var i=0; i<p.length; i++) {
		var parts = p[i].split('=');
		data[parts[0]] = parts[1];
	}

	this.get = function(prop) {
		return data[prop];
	}

	this.set = function(prop, val) {
		data[prop] = val;
		document.cookie = prop + '=' + val;
	}

	return this;

}