<com:TForm> <h1 id="heading">PostLoading Test</h1> <com:TCallback ID="callback1" OnCallback="Page.callback1_requested" /> <com:TActivePanel ID="panel1" /> <div id="div1" style="border:1px solid #666; background-color: #ffe; text-align: center; padding:3em"> Click Me! </div> <script type="text/javascript"> Event.OnLoad(function() { Event.observe($("div1"), "click", function() { Prado.Callback("<%= $this->callback1->UniqueID %>") }) }) </script> <com:TJavascriptLogger /> </com:TForm>