if( document.images )
{
<!--Small Button-->
  but1 = new Image(118,5) ;
  but1.src = "hr/mm_pos1_on.gif";
  but2 = new Image(118,5) ;
  but2.src = "hr/mm_pos1_off.gif";
  but3 = new Image(118,5) ;
  but3.src = "hr/mm_pos2_on.gif";
  but4 = new Image(118,5) ;
  but4.src = "hr/mm_pos2_off.gif";
  but5 = new Image(118,5) ;
  but5.src = "hr/mm_pos3_on.gif";
  but6 = new Image(118,5) ;
  but6.src = "hr/mm_pos3_off.gif";
  but7 = new Image(39,31) ;
  but7.src = "hr/mm_real_on.gif";
  but8 = new Image(39,31) ;
  but8.src = "hr/mm_real_off.gif";
  but9 = new Image(39,31) ;
  but9.src = "hr/mm_quick_on.gif";
  but10 = new Image(39,31) ;
  but10.src = "hr/mm_quick_off.gif";
  but11 = new Image(39,31) ;
  but11.src = "hr/mm_win_on.gif";
  but12 = new Image(39,31) ;
  but12.src = "hr/mm_win_off.gif";

}