<com:TContent ID="body"> <h1>TActiveCustomValidator Samples (AJAX)</h1> <table class="sampletable"> <tr><td class="samplenote"> Custom validator using callbacks: </td><td class="sampleaction"> <com:TTextBox ID="textbox1" /> <com:TActiveCustomValidator ID="validator1" ControlToValidate="textbox1" ErrorMessage="Please enter 'Prado'" OnServerValidate="validator1_onvalidate" /> <com:TActiveButton ID="button1" Text="Submit!" /> </td></tr> </table> <com:TJavascriptLogger /> </com:TContent>