public function completeHeads($heads)
{
$select_all = Former::checkbox()->name('Select All')->check(false)->id('select_all');
//product head
array_unshift($heads, array($select_all, array('search' => false, 'sort' => false)));
array_unshift($heads, array('#', array('search' => false, 'sort' => false)));
array_push($heads, array('Actions', array('search' => false, 'sort' => false, 'clear' => true)));
return $heads;
}
