if (document.images) {
    image1on = new Image();	image1on.src = "images/gallery01.jpg";
    image1off = new Image();	image1off.src = "images/gallery00.gif";
    image2on = new Image();	image2on.src = "images/gallery02.jpg";
    image2off = new Image();	image2off.src = "images/gallery00.gif";
    image3on = new Image();	image3on.src = "images/gallery03.jpg";
    image3off = new Image();	image3off.src = "images/gallery00.gif";
    image4on = new Image();	image4on.src = "images/gallery04.jpg";
    image4off = new Image();	image4off.src = "images/gallery00.gif";
    image5on = new Image();	image5on.src = "images/gallery05.jpg";
    image5off = new Image();	image5off.src = "images/gallery00.gif";
    image6on = new Image();	image6on.src = "images/gallery06.jpg";
    image6off = new Image();	image6off.src = "images/gallery00.gif";
    image7on = new Image();	image7on.src = "images/gallery07.jpg";
    image7off = new Image();	image7off.src = "images/gallery00.gif";
    image8on = new Image();	image8on.src = "images/gallery08.jpg";
    image8off = new Image();	image8off.src = "images/gallery00.gif";
    image9on = new Image();	image9on.src = "images/gallery09.jpg";
    image9off = new Image();	image9off.src = "images/gallery00.gif";
    image10on = new Image();	image10on.src = "images/gallery10.jpg";
    image10off = new Image();	image10off.src = "images/gallery00.gif";
    image11on = new Image();	image11on.src = "images/gallery11.jpg";
    image11off = new Image();	image11off.src = "images/gallery00.gif";
    image12on = new Image();	image12on.src = "images/gallery12.jpg";
    image12off = new Image();	image12off.src = "images/gallery00.gif";
    image13on = new Image();	image13on.src = "images/gallery13.jpg";
    image13off = new Image();	image13off.src = "images/gallery00.gif";
    image14on = new Image();	image14on.src = "images/gallery14.jpg";
    image14off = new Image();	image14off.src = "images/gallery00.gif";
    image15on = new Image();	image15on.src = "images/gallery15.jpg";
    image15off = new Image();	image15off.src = "images/gallery00.gif";
    image16on = new Image();	image16on.src = "images/gallery16.jpg";
    image16off = new Image();	image16off.src = "images/gallery00.gif";
	image17on = new Image();	image16on.src = "images/gallery17.jpg";
    image17off = new Image();	image16off.src = "images/gallery00.gif";
	image18on = new Image();	image16on.src = "images/gallery18.jpg";
    image18off = new Image();	image16off.src = "images/gallery00.gif";
	image19on = new Image();	image16on.src = "images/gallery19.jpg";
    image19off = new Image();	image16off.src = "images/gallery00.gif";
	image20on = new Image();	image16on.src = "images/gallery20.jpg";
    image20off = new Image();	image16off.src = "images/gallery00.gif";
	image21on = new Image();	image16on.src = "images/gallery21.jpg";
    image21off = new Image();	image16off.src = "images/gallery00.gif";
	image22on = new Image();	image16on.src = "images/gallery22.jpg";
    image22off = new Image();	image16off.src = "images/gallery00.gif";
	image23on = new Image();	image16on.src = "images/gallery23.jpg";
    image23off = new Image();	image16off.src = "images/gallery00.gif";
	image24on = new Image();	image16on.src = "images/gallery24.jpg";
    image24off = new Image();	image16off.src = "images/gallery00.gif";
}

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

function turnOff(imageName) {
  if (document.images) {
    document[imageName].src =
      eval(imageName + 'off.src');
  }
}