Форум

   $cdbParentSection = CIBlockSection::GetByID($arElement["IBLOCK_SECTION_ID"]);
   $arParentSection = $cdbParentSection->GetNext();  
   echo $arParentSection['NAME']; 

Array( 
    [ID] => 31 
    [~ID] => 31 
    [TIMESTAMP_X] => 28.04.2013 22:58:23 
    [~TIMESTAMP_X] => 28.04.2013 22:58:23 
    [MODIFIED_BY] => 1 
    [~MODIFIED_BY] => 1 
    [DATE_CREATE] => 28.04.2013 22:58:23 
    [~DATE_CREATE] => 28.04.2013 22:58:23 
    [CREATED_BY] => 1 
    [~CREATED_BY] => 1 
    [IBLOCK_ID] => 7 
    [~IBLOCK_ID] => 7 
    [IBLOCK_SECTION_ID] => 30 
    [~IBLOCK_SECTION_ID] => 30 
    [ACTIVE] => Y    [~ACTIVE] => Y 
    [GLOBAL_ACTIVE] => Y 
    [~GLOBAL_ACTIVE] => Y 
    [SORT] => 10 
    [~SORT] => 10 
    [NAME] => Мужская одежда 
    [~NAME] => Мужская одежда  
и т.д.

 [IBLOCK_SECTION_ID] => 30