/Controls/Samples/TClientSideValidator/Home.php
<?php
class Home extends TPage
{
function check_validate($sender, $params)
{
$sender->enabled = $this->check1->checked;
}
function onPreRender($param)
{
//always re-enable the validator2 so as to display the client-side validator
$this->validator2->enabled=true;
}
}