// jscript


if (document.images) {

img1on = new Image();
img1on.src = "images/arc_off.gif";

img1off = new Image();
img1off.src = "images/arc_on.gif";

img2on = new Image();
img2on.src = "images/commercial_off.gif";

img2off = new Image();
img2off.src = "images/commercial_on.gif";

img3on = new Image();
img3on.src = "images/industrial_off.gif";

img3off = new Image();
img3off.src = "images/industrial_on.gif";

img4on = new Image();
img4on.src = "images/product_off.gif";

img4off = new Image();
img4off.src = "images/product_on.gif";

img5on = new Image();
img5on.src = "images/aerial_off.gif";

img5off = new Image();
img5off.src = "images/aerial_on.gif";

img6on = new Image();
img6on.src = "images/contact_on.gif";

img6off = new Image();
img6off.src = "images/contact_off.gif";

img7on = new Image();
img7on.src = "images/about_on.gif";

img7off = new Image();
img7off.src = "images/about_off.gif";

img8on = new Image();
img8on.src = "images/client_on.gif";

img8off = new Image();
img8off.src = "images/client_off.gif";

img9on = new Image();
img9on.src = "images/arroright_off.gif";

img9off = new Image();
img9off.src = "images/arroright_on.gif";

img10on = new Image();
img10on.src = "images/arroleft_on.gif";

img10off = new Image();
img10off.src = "images/arroleft_off.gif";

}

function imgOn (imgName) {
if (document.images) {
document[imgName].src = eval(imgName + "on.src");
}
}

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