$(document).ready(function() {
 var triggers = $("a[rel]").overlay({
 	// some expose tweaks suitable for modal dialogs
	expose: {
		color: '#577e9d',
		loadSpeed: 200,
		opacity: 0.5
	},
 	/*onBeforeLoad: function() {
 	  document.getElementById('iframe').contentWindow.location.href = document.getElementById('iframe').contentWindow.location.href;
 	},*/
 	closeOnClick: false
});
 });
function set_iframe(url,w,h){
	document.getElementById('iframe').contentWindow.location.href = url;
	document.getElementById('iframe').width = w;
	document.getElementById('iframe').height = h;
}