home_black = new Image (48, 14);
home_black.src = "img/home_black.gif";
home_red = new Image (48, 14);
home_red.src = "img/home_red.gif";
specials_black = new Image (44, 14);
specials_black.src = "img/specials_black.gif";
specials_red = new Image (44, 14);
specials_red.src = "img/specials_red.gif";
aboutus_black = new Image (48, 14);
aboutus_black.src = "img/aboutus_black.gif";
aboutus_red = new Image (48, 14);
aboutus_red.src = "img/aboutus_red.gif";
whatsnew_black = new Image (39, 14);
whatsnew_black.src = "img/whatsnew_black.gif";
whatsnew_red = new Image (39, 14);
whatsnew_red.src = "img/whatsnew_red.gif";
contactus_black = new Image (56, 14);
contactus_black.src = "img/contactus_black.gif";
contactus_red = new Image (56, 14);
contactus_red.src = "img/contactus_red.gif";
function change_img (image_id, display_image)
{
	document.images[image_id].src = display_image.src;
}