Giving permission to another usergroup for removing Polls

[manutdir]

thanks for your reply

i copied this part from admincp/thread.php

// **********************************************************************
// *** POLL STRIPPING SYSTEM - removes a poll from a thread *************
// **********************************************************************

// ###################### Start confirm kill poll #######################
if ($_POST['do'] == 'removepoll')
{

	$vbulletin->input->clean_array_gpc('p', array(
		'threadid' => TYPE_UINT,
	));

	if (empty($vbulletin->GPC['threadid']))
	{
		print_stop_message('invalid_x_specified', 'threadid');
	}
	else
	{
		$thread = $db->query_first("
			SELECT thread.threadid, thread.title, thread.postusername, thread.pollid, poll.question
			FROM " . TABLE_PREFIX . "thread AS thread
			LEFT JOIN " . TABLE_PREFIX . "poll AS poll USING (pollid)
			WHERE threadid = " . $vbulletin->GPC['threadid'] . "
				AND open <> 10
		");
		if (!$thread['threadid'])
		{
			print_stop_message('invalid_x_specified', 'threadid');
		}
		else if (!$thread['pollid'])
		{
			print_stop_message('invalid_x_specified', 'pollid');
		}
		else
		{
			print_form_header('thread', 'doremovepoll');
			construct_hidden_code('threadid', $thread['threadid']);
			construct_hidden_code('pollid', $thread['pollid']);
			print_table_header($vbphrase['delete_poll']);
			print_label_row($vbphrase['posted_by'], "<i>$thread[postusername]</i>");
			print_label_row($vbphrase['title'], "<i>$thread[title]</i>");
			print_label_row($vbphrase['question'], "<i>$thread[question]</i>");
			print_submit_row($vbphrase['delete'], 0);
		}
	}
}

// ###################### Start do kill poll #######################
if ($_POST['do'] == 'doremovepoll')
{
	$vbulletin->input->clean_array_gpc('r', array(
		'threadid' => TYPE_UINT,
		'pollid'   => TYPE_UINT
	));

	// check valid thread + poll
	$thread = $db->query_first("SELECT * FROM " . TABLE_PREFIX . "thread WHERE threadid = " . $vbulletin->GPC['threadid'] . " AND pollid = " . $vbulletin->GPC['pollid']);
	if ($thread)
	{
		$pollman =& datamanager_init('Poll', $vbulletin, ERRTYPE_CP);
		$pollman->set_existing($thread);
		$pollman->delete();

		$threadman =& datamanager_init('Thread', $vbulletin, ERRTYPE_CP, 'threadpost');
		$threadman->set_existing($thread);
		$threadman->set('pollid', 0);
		$threadman->save();

		require_once(DIR . '/includes/functions_databuild.php');
		build_thread_counters($thread['threadid']);
		build_forum_counters($thread['forumid']);

		define('CP_REDIRECT', 'thread.php?do=killpoll');
		print_stop_message('deleted_poll_successfully');
	}
	else
	{
		print_stop_message('invalid_poll_specified');
	}

}

// ###################### Start kill poll #######################
if ($_REQUEST['do'] == 'killpoll')
{

	print_form_header('thread', 'removepoll');
	print_table_header($vbphrase['delete_poll']);
	print_input_row($vbphrase['enter_the_threadid_of_the_thread'], 'threadid', '', 0, 10);
	print_submit_row($vbphrase['continue'], 0);

	echo "\n\n<!-- the pun is intended ;o) -->\n\n";
}

in to modcp/thread.php

but nothing happens

and also this address wont work : /modcp/thread.php?do=killpoll