img1off = new Image();
img1over = new Image();
img1press = new Image();
img1off.src = "../buttons/identprob1.gif";
img1over.src = "../buttons/identprob2.gif";
img1press.src = "../buttons/identprob2.gif";

img2off = new Image();
img2over = new Image();
img2press = new Image();
img2off.src = "../buttons/identap1.gif";
img2over.src = "../buttons/identap2.gif";
img2press.src = "../buttons/identap2.gif";

img3off = new Image();
img3over = new Image();
img3press = new Image();
img3off.src = "../buttons/pdf1.gif";
img3over.src = "../buttons/pdf2.gif";
img3press.src = "../buttons/pdf2.gif";

img4off = new Image();
img4over = new Image();
img4press = new Image();
img4off.src = "../buttons/faq1.gif";
img4over.src = "../buttons/faq2.gif";
img4press.src = "../buttons/faq2.gif";

img5off = new Image();
img5over = new Image();
img5press = new Image();
img5off.src = "../buttons/stainless_1.gif";
img5over.src = "../buttons/stainless_2.gif";
img5press.src = "../buttons/stainless_2.gif";

img6off = new Image();
img6over = new Image();
img6press = new Image();
img6off.src = "../buttons/fragranite_1.gif";
img6over.src = "../buttons/fragranite_2.gif";
img6press.src = "../buttons/fragranite_2.gif";

img7off = new Image();
img7over = new Image();
img7press = new Image();
img7off.src = "../buttons/ceramic_1.gif";
img7over.src = "../buttons/ceramic_2.gif";
img7press.src = "../buttons/ceramic_2.gif";

img8off = new Image();
img8over = new Image();
img8press = new Image();
img8off.src = "../buttons/astron_1.gif";
img8over.src = "../buttons/astron_2.gif";
img8press.src = "../buttons/astron_2.gif";

img9off = new Image();
img9over = new Image();
img9press = new Image();
img9off.src = "../buttons/fradura_1.gif";
img9over.src = "../buttons/fradura_2.gif";
img9press.src = "../buttons/fradura_2.gif";

img10off = new Image();
img10over = new Image();
img10press = new Image();
img10off.src = "../buttons/taps_1.gif";
img10over.src = "../buttons/taps_2.gif";
img10press.src = "../buttons/taps_2.gif";

img20off = new Image();
img20over = new Image();
img20press = new Image();
img20off.src = "../buttons/bins_1.gif";
img20over.src = "../buttons/bins_2.gif";
img20press.src = "../buttons/bins_2.gif";

img21off = new Image();
img21over = new Image();
img21press = new Image();
img21off.src = "../buttons/soap_1.gif";
img21over.src = "../buttons/soap_2.gif";
img21press.src = "../buttons/soap_2.gif";

img12off = new Image();
img12over = new Image();
img12press = new Image();
img12off.src = "../buttons/go1.gif";
img12over.src = "../buttons/go2.gif";
img12press.src = "../buttons/go2.gif";

img13off = new Image();
img13over = new Image();
img13press = new Image();
img13off.src = "../buttons/go1.gif";
img13over.src = "../buttons/go2.gif";
img13press.src = "../buttons/go2.gif";

img14off = new Image();
img14over = new Image();
img14press = new Image();
img14off.src = "../buttons/go1.gif";
img14over.src = "../buttons/go2.gif";
img14press.src = "../buttons/go2.gif";

img15off = new Image();
img15over = new Image();
img15press = new Image();
img15off.src = "../buttons/go1.gif";
img15over.src = "../buttons/go2.gif";
img15press.src = "../buttons/go2.gif";


img16off = new Image();
img16over = new Image();
img16press = new Image();
img16off.src = "../buttons/go1.gif";
img16over.src = "../buttons/go2.gif";
img16press.src = "../buttons/go2.gif";


img17off = new Image();
img17over = new Image();
img17press = new Image();
img17off.src = "../buttons/go1.gif";
img17over.src = "../buttons/go2.gif";
img17press.src = "../buttons/go2.gif";


function buttonOff(imgName) {
  if (document.images) {
    document[imgName].src = eval(imgName + "off.src")
  }
}

function buttonOver(imgName) {
  if (document.images) {
    document[imgName].src = eval(imgName + "over.src")
  }
}

function buttonPress(imgName) {
  if (document.images) {
    document[imgName].src = eval(imgName + "press.src")
  }
}