protected override string GetPersistString()
 {
     if (m_panel == null)
     {
         return(PersistTitle);
     }
     else
     {
         if (m_panel.IsBindable)
         {
             return(PersistTitle + "," + m_panel.GetType().ToString() + "," + m_panel.TargetObjectReference);
         }
         else
         {
             return(PersistTitle + "," + m_panel.GetType().ToString());
         }
     }
 }