<!--

   bottom_ld_off = new Image();
   bottom_ld_off.src = "../../images/bottom_ld_off.gif";
   bottom_ld_on = new Image();
   bottom_ld_on.src = "../../images/bottom_ld_on.gif";
   bottom_rd_off = new Image();
   bottom_rd_off.src = "../../images/bottom_rd_off.gif";
   bottom_rd_on = new Image();
   bottom_rd_on.src = "../../images/bottom_rd_on.gif";

// -->