$(document).ready(function() {
// if function argument is given to overlay it is assumed onBeforeLoad event listener
	
	$("a[rel]").overlay(function() {
		
		// grab wrapper element inside content
		var wrap = this.getContent().find("div.wrap");
		pageTracker._trackPageview("/home-matrix");

		// load only for the first time it is opened
		if (wrap.is(":empty")) {
			//Standard jquery load fn
			wrap.load(this.getTrigger().attr("href"));
		}
	});
});