Hello,   I don;t want my client close tickets. I created a hook but it doesn't work   function my_ticket_hide_close_button (){ global $smarty; $smarty->assign('showclosebutton',false); if($_REQUEST['closeticket']){ $smarty->assign('errormessage','This Ticket can be closed only by Support Staff!'); } } add_hook("ClientAreaPage",0,"my_ticket_hide_close_button");   Please help me