private static void pmClearInstanse()
 {
     if (mInstanse != null)
     {
         mInstanse = null;
     }
 }
 public static frmPCrGrp GetInstanse()
 {
     if (mInstanse == null)
     {
         mInstanse = new frmPCrGrp();
     }
     return(mInstanse);
 }