public function createSlideFromData($data, $returnSlideID = false)
 {
     $sliderID = UniteFunctionsBanner::getVal($data, "sliderid");
     $obj = UniteFunctionsBanner::getVal($data, "obj");
     UniteFunctionsBanner::validateNotEmpty($sliderID, "Slider ID");
     $this->initByID($sliderID);
     if (is_array($obj)) {
         //Multiple
         foreach ($obj as $item) {
             $slide = new BannerSlide();
             $slideID = $slide->createSlide($sliderID, $item);
         }
         return count($obj);
     } else {
         //Single
         $urlImage = $obj;
         $slide = new BannerSlide();
         $slideID = $slide->createSlide($sliderID, $urlImage);
         if ($returnSlideID == true) {
             return $slideID;
         } else {
             return 1;
         }
         //Num slides -1 slide created
     }
 }