// JavaScript Document
<!--
if (document.images) {
imageOn = new Image();
image1On = new Image();	
image2On = new Image();
image3On = new Image();
image4On = new Image();
image5On = new Image();


imageOn.src = "images/buttons/homepage1.gif" ; 
image1On.src = "images/buttons/about_us1.gif" ; 
image2On.src = "images/buttons/menus1.gif" ; 
image3On.src = "images/buttons/functions1.gif" ; 
image4On.src = "images/buttons/gallery1.gif" ; 
image5On.src = "images/buttons/contact_us1.gif" ;

imageOff = new Image();	
image1Off = new Image();
image2Off = new Image();
image3Off = new Image();
image4Off = new Image();
image5Off = new Image();


imageOff.src = "images/buttons/homepage.gif" ; 
image1Off.src = "images/buttons/about_us.gif" ; 
image2Off.src = "images/buttons/menus.gif" ; 
image3Off.src = "images/buttons/functions.gif" ; 
image4Off.src = "images/buttons/gallery.gif" ; 
image5Off.src = "images/buttons/contact_us.gif" ; 
 
}

function img_on(img_name) {

if (document.images) {
document[img_name].src = eval(img_name + "On.src");

}
}

function img_off(img_name) {
if (document.images) {
document[img_name].src = eval(img_name + "Off.src");

}
}
-->