function has_children( $pid ) { 
    $children = get_pages( "child_of={$pid}" ); 
    return ( $children ); 
} 
function bt_ana_menu_duzeni( $theme_location ) { 
    if ( ($theme_location) && ($locations = get_nav_menu_locations()) && isset($locations[$theme_location]) ) { 
        $menu = get_term( $locations[$theme_location], 'nav_menu' ); 
        $menu_items = wp_get_nav_menu_items($menu->term_id); 
        $menu_list .= '<ul class="ic-ana-menu">' ."\n"; 
  
        $count = 0; 
        $submenu = false; 
          
        foreach( $menu_items as $menu_item ) { 
              
            $link = $menu_item->url; 
            $title = $menu_item->title; 
             
            if ( !$menu_item->menu_item_parent ) { 
                $parent_id = $menu_item->ID; 
                $menu_list .= '<li class="hıd-'.$parent_id.'">' ."\n"; 
                $menu_list .= '<a href="'.$link.'">'.$title.'' ."\n"; 
                 
            } 
  
            if ( $parent_id == $menu_item->menu_item_parent ) { 
  
                if ( !$submenu ) { 
                    $submenu = true; 
                    $menu_list .= '<i class="i-menu"></i></a><ul class="alt-menu">' ."\n"; 
                } 
  
                $menu_list .= '<li class="ıd-'.$parent_id.'">' ."\n"; 
                $menu_list .= '<a href="'.$link.'" class="menu-alt-baslik">'.$title.'</a>' ."\n"; 
                $menu_list .= '</li>' ."\n"; 
                      
  
                if ( $menu_items[ $count + 1 ]->menu_item_parent != $parent_id && $submenu ){ 
                    $menu_list .= '</ul>' ."\n"; 
                    $submenu = false; 
                } 
  
            } 
  
            if ( $menu_items[ $count + 1 ]->menu_item_parent != $parent_id ) {  
                $menu_list .= '</a></li>' ."\n";       
                $submenu = false; 
            } 
  
            $count++; 
        } 
          
        $menu_list .= '</ul>' ."\n"; 
        $menu_list .= '</nav>' ."\n"; 
  
    } else { 
        $menu_list = '<!-- no menu defined in location "'.$theme_location.'" -->'; 
    } 
    echo $menu_list; 
}