protected function _genActionScript($form, $action, $varname)
{
$html = '';
$triggers = $action->getTrigger();
if (!is_array($triggers)) {
$triggers = array($triggers);
}
$js = $action->getActionScript($form, $this, $varname);
foreach ($triggers as $trigger) {
if ($trigger == 'onload') {
$this->_addOnLoadJavascript($js);
} else {
$html .= ' ' . $trigger . '="' . $js . '"';
}
}
return $html;
}