//Instanz der Klasse Ajax erzeugen und Datenuebertragung starten
function loadPage(page) {   
    new Effect.Opacity('col1_content', { from: 1.0, to: 0.0, duration: 0.4, afterFinish: function(){ 
       with (new myAjax()) {
       url="/load_page.php";
            params="page="+page;
            method="POST";
        onSuccess=successHandlerPage;
        onError=errorHandlerPage;
        doRequest();
		}}});
  
}

//Fehler bei der Datenuebertragung
function errorHandlerPage(msg) {
}

//Erhaltenen Text in Seite einfuegen
function successHandlerPage(txt,xml) {
    new Effect.Opacity('col1_content', { from: 0.0, to: 1.0, duration: 0.4 });
  	document.getElementById('col1_content').innerHTML=txt;
}