This event occurs on the client side when the user submits a form but before the data is sent to the server from the form. It can be used for the validation, to confirm the submission or alter control values.
<script language="JavaScript"> function page_NewRecord1_OnSubmit() { return confirm('Submit form?'); } function bind_events() { check_and_bind('document.NewRecord1','onsubmit',page_NewRecord1_OnSubmit); forms_onload(); } window.onload = bind_events; </script>