function asGetXml() {
      var u = 'micapam';
      var n = 5;
		var url = 'http://micapam.innariddim.com/wp-content/plugins/astunes/lib/as.recent.php';
		var pars = 'u='+u+'&n='+n;
      var getXml = new Ajax.PeriodicalUpdater(         { success: 'asTunes' },
			url, {
                     asynchronous: true,
            frequency: 300,
         				method: 'get',
				parameters: pars,
                     onLoading: function(){
               $('asTunes').innerHTML = '<span class=loading>Loading...</span>';
            },
                     onFailure: function() {
               $('asTunes').innerHTML = 'Sorry. There was an error.';
            }
			});
}

function addLoadEvent(func) {
	var oldonload = window.onload;
	if (typeof window.onload != 'function') {
		window.onload = func;
	}
	else {
		window.onload = function() {
			oldonload();
			func();
		}
	}
}

addLoadEvent(asGetXml);