Index: branches/RC/core/units/admin/admin_tag_processor.php
===================================================================
diff -u -r8953 -r9046
--- branches/RC/core/units/admin/admin_tag_processor.php	(.../admin_tag_processor.php)	(revision 8953)
+++ branches/RC/core/units/admin/admin_tag_processor.php	(.../admin_tag_processor.php)	(revision 9046)
@@ -192,6 +192,7 @@
 
 			$sections_helper =& $this->Application->recallObject('SectionsHelper');
 			/* @var $sections_helper kSectionsHelper */
+
 			$section_data =& $sections_helper->getSectionData($section);
 
 			if (isset($params['parent']) && $params['parent']) {
@@ -216,12 +217,7 @@
 					break;
 
 				 case 'perm_section':
-					if (isset($section_data['perm_prefix']) && $section_data['perm_prefix']) {
-						$res = $this->Application->getUnitOption($section_data['perm_prefix'].'.main', 'PermSection');
-					}
-					else {
-						$res = $section;
-					}
+				 	$res = $sections_helper->getPermSection($section);
 					break;
 
 				default:
@@ -244,6 +240,11 @@
 
 			$sections_helper =& $this->Application->recallObject('SectionsHelper');
 			/* @var $sections_helper kSectionsHelper */
+
+			if (isset($params['use_first_child']) && $params['use_first_child']) {
+				$section_name = $sections_helper->getFirstChild($section_name, true);
+			}
+
 			$section_data =& $sections_helper->getSectionData($section_name);
 
 			$params['name'] = $this->SelectParam($params, 'name,render_as,block');
@@ -274,6 +275,8 @@
 			}
 
 			$sections_helper =& $this->Application->recallObject('SectionsHelper');
+			/* @var $sections_helper kSectionsHelper */
+
 			$section_data =& $sections_helper->getSectionData($section_name);
 
 			$params['name'] = $this->SelectParam($params, 'name,render_as,block');
@@ -308,12 +311,8 @@
 					ksort($section_data['children'], SORT_NUMERIC);
 					foreach ($section_data['children'] as $priority => $section_name) {
 						// if only tabs in this section & none of them have permission, then skip section too
-						$section_data =& $sections_helper->getSectionData($section_name);
-						if ($section_data && isset($section_data['perm_prefix'])) {
-							// this section uses other section permissions
-							$section_name = $this->Application->getUnitOption($section_data['perm_prefix'].'.main', 'PermSection');
-						}
 
+						$section_name = $sections_helper->getPermSection($section_name);
 						$perm_status = $this->Application->CheckPermission($section_name.'.view', 1);
 						if ($perm_status) {
 							break;
@@ -330,11 +329,7 @@
 					$section_data['is_tab'] = 1;
 				}
 				else  {
-					if ($section_data && isset($section_data['perm_prefix'])) {
-						// this section uses other section permissions
-						$section_name = $this->Application->getUnitOption($section_data['perm_prefix'].'.main', 'PermSection');
-					}
-
+					$section_name = $sections_helper->getPermSection($section_name);
 					if (!$this->Application->CheckPermission($section_name.'.view', 1)) continue;
 				}
 
@@ -540,7 +535,7 @@
 			$params = array_merge_recursive2($default_params, $params);
 
 			$main_processor =& $this->Application->recallObject('m_TagProcessor');
-	    return $main_processor->T($params);
+	    	return $main_processor->T($params);
 		}
 
 		function TimeFrame($params)