public function process(Vtiger_Request $request)
 {
     $currentUser = Users_Record_Model::getCurrentUserModel();
     $positionsMap = $request->get('positionsmap');
     if ($positionsMap) {
         foreach ($positionsMap as $id => $position) {
             list($linkid, $widgetid) = explode('-', $id);
             if ($widgetid) {
                 Vtiger_Widget_Model::updateWidgetPosition($position, NULL, $widgetid, $currentUser->getId());
             } else {
                 Vtiger_Widget_Model::updateWidgetPosition($position, $linkid, NULL, $currentUser->getId());
             }
         }
     }
     $response = new Vtiger_Response();
     $response->setResult(array('Save' => 'OK'));
     $response->emit();
 }