if (document.images) {
img1on = new Image();
img1on.src = "images/b_home_over.gif";
img2on = new Image();
img2on.src = "images/b_pillows_over.gif";
img3on = new Image();
img3on.src = "images/b_artists_over.gif";
img4on = new Image();
img4on.src = "images/b_customOrders_over.gif";
img5on = new Image();
img5on.src = "images/b_shoppingCart_over.gif";
img6on = new Image();
img6on.src = "images/b_contactUs_over.gif";

img7on = new Image();
img7on.src = "images/b_addToCart_over.gif";
img8on = new Image();
img8on.src = "images/b_addToCart2_over.gif";
img9on = new Image();
img9on.src = "images/b_addToCart2_over.gif";
img10on = new Image();
img10on.src = "images/b_addToCart2_over.gif";
img11on = new Image();
img11on.src = "images/b_addToCart2_over.gif";
img12on = new Image();
img12on.src = "images/b_addToCart2_over.gif";
img13on = new Image();
img13on.src = "images/b_addToCart2_over.gif";
img14on = new Image();
img14on.src = "images/b_addToCart2_over.gif";

img1off = new Image();
img1off.src = "images/b_home_off.gif";
img2off = new Image();
img2off.src = "images/b_pillows_off.gif";
img3off = new Image();
img3off.src = "images/b_artists_off.gif";
img4off = new Image();
img4off.src = "images/b_customOrders_off.gif";
img5off = new Image();
img5off.src = "images/b_shoppingCart_off.gif";
img6off = new Image();
img6off.src = "images/b_contactUs_off.gif";

img7off = new Image();
img7off.src = "images/b_addToCart_off.gif";
img8off = new Image();
img8off.src = "images/b_addToCart2_off.gif";
img9off = new Image();
img9off.src = "images/b_addToCart2_off.gif";
img10off = new Image();
img10off.src = "images/b_addToCart2_off.gif";
img11off = new Image();
img11off.src = "images/b_addToCart2_off.gif";
img12off = new Image();
img12off.src = "images/b_addToCart2_off.gif";
img13off = new Image();
img13off.src = "images/b_addToCart2_off.gif";
img14off = new Image();
img14off.src = "images/b_addToCart2_off.gif";

}

// Function to 'activate' images.
function imgOn(imgName) {

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

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