Issue: Direct comment on discussion tab

		$show['discussion_tab'] = ($_REQUEST['do'] == 'comments' OR $vbulletin->options['vault_ajax_tabs']);

		$show['quickreply'] = (
			$_REQUEST['do'] != 'comments' AND
			$vbulletin->options['vault_ajax_tabs'] AND
			$vbulletin->options['quickreply'] AND
			!$threadinfo['isdeleted'] AND
			!is_browser('netscape') AND
			$vbulletin->userinfo['userid'] AND
			(
				(
					$vbulletin->userinfo['userid'] == $threadinfo['postuserid'] AND
					$forumperms & $vbulletin->bf_ugp_forumpermissions['canreplyown']
				)
				OR
				(
					$vbulletin->userinfo['userid'] != $threadinfo['postuserid'] AND
					$forumperms & $vbulletin->bf_ugp_forumpermissions['canreplyothers']
				)
			) AND
			(
				$threadinfo['open'] OR
				can_moderate($threadinfo['forumid'], 'canopenclose')
			) AND
			(
				VAULT_36X_COMPAT OR
				!function_exists('fetch_require_hvcheck') OR
				!fetch_require_hvcheck('post')
			)
		);