/**
  * @param $index
  * @param $title
  * @param $image
  * @param string $type
  * @param string $submitTitle
  * @param string $submitClass
  *
  * @return Panel
  *
  * @author Panagiotis Vagenas <*****@*****.**>
  * @since ${VERSION}
  */
 public function factory($index, $title, $image, $type = 'main', $submitTitle = 'Save', $submitClass = 'button pull-right')
 {
     $panel = new self($this->moduleInstance);
     $panel->setTab($index);
     $panel->setTitle($title);
     $this->title = $title;
     if ($image) {
         $panel->setImage($image);
     }
     $panel->setSubmit(array('title' => $submitTitle, 'class' => $submitClass));
     $panel->setType($type);
     return $panel;
 }