How to specify javascript to run when ModalPopupExtender is shown

Question

The ASP.NET AJAX ModalPopupExtender has OnCancelScript and OnOkScript properties, but it doesn\'t seem to have an OnShowScri

Answer 1

var launch = false;

function launchModal() {
    launch = true;
}

function pageLoad() {
    if (launch) {
          var ModalPedimento = $find('ModalPopupExtender_Pedimento');
          ModalPedimento.show();
          ModalPedimento.add_shown(SetFocus);
    }
}

function SetFocus() {
    $get('TriggerClientId').focus();
}