window.addEvent('load', function() {
    var second = 15;
	doUpdate.periodical(1000 * second);
});

function doUpdate() {
	var myAjax = new Ajax('App_Scripts/updateContent.js?test=' + $random(0, 1000000), {
		method: 'get',
		evalScripts: true
	});
	myAjax.request();
}