protected function filterBehaviorVars(array $vars = array())
 {
     $vars = parent::filterBehaviorVars($vars);
     if (isset($vars['inner_target']) && trim($vars['inner_target']) != '') {
         $vars['inner_target'] = explode(',', $vars['inner_target']);
     } else {
         $vars['inner_target'] = false;
     }
     $vars['opacity'] = isset($vars['opacity']) ? round($vars['opacity'] / 100, 2) : 0.8;
     return $vars;
 }
 protected function filterBehaviorVars(array $vars = array())
 {
     $vars = parent::filterBehaviorVars($vars);
     $vars['opacity'] = isset($vars['opacity']) ? round($vars['opacity'] / 100, 2) : 0.5;
     return $vars;
 }