// JavaScript Document

home_off = new Image();
home_off.src = "images/home_off.png";

home_on = new Image();
home_on.src = "images/home_on.png";

calendar_off = new Image();
calendar_off.src = "images/calendar_off.png";

calendar_on = new Image();
calendar_on.src = "images/calendar_on.png";

menu_off = new Image();
menu_off.src = "images/menu_off.png";

menu_on = new Image();
menu_on.src = "images/menu_on.png";

group_off = new Image();
group_off.src = "images/group_off.png";

group_on = new Image();
group_on.src = "images/group_on.png";




<!-- repeat the 4 lines above for any subsequent images. -->

function swap(){
if (document.images){
for (var x=0;
x<swap.arguments.length;
x+=2) {
document[swap.arguments[x]].src = eval(swap.arguments[x+1] + ".src");
}
}
}