if (document.IMAGES) {
  b_01on = new Image();
  b_01on.src = "IMAGES/b_11.gif";

  b_02on = new Image();
  b_02on.src = "IMAGES/b_22.gif";

  b_03on = new Image();
  b_03on.src = "IMAGES/b_33.gif";

  b_04on = new Image();
  b_04on.src = "IMAGES/b_44.gif";

  b_05on = new Image();
  b_05on.src = "IMAGES/b_55.gif";

  b_06on = new Image();
  b_06on.src = "IMAGES/b_66.gif";


  b_01off = new Image();
  b_01off.src = "IMAGES/b_01.gif";

  b_02off = new Image();
  b_02off.src = "IMAGES/b_02.gif";

 b_03off = new Image();
  b_03off.src = "IMAGES/b_03.gif";

  b_04off = new Image();
  b_04off.src = "IMAGES/b_04.gif";

  b_05off = new Image();
  b_05off.src = "IMAGES/b_05.gif";

  b_06off = new Image();
  b_06off.src = "IMAGES/b_06.gif";

    }
	
function turnOn(imageName) {
  if (document.IMAGES) {
    document[imageName].src = eval(imageName + "on.src");
  }
}


function turnOff(imageName) {
	if (document.IMAGES) {
    eval("document." + imageName + ".src  =  "+ imageName + "off.src" );
  }
}

NS4 = document.layers;
if (NS4) {
   origWidth = innerWidth;
   origHeight = innerHeight;
}

function reDo() {
   if (innerWidth != origWidth || innerHeight != origHeight)
      location.reload();
}

if (NS4) onresize = reDo;