button_01_off = new Image();
button_01_off.src = "images/ix_buttons/ix_button_01off.jpg";
button_01_on = new Image();
button_01_on.src = "images/ix_buttons/ix_button_01on.jpg";


button_02_off = new Image();
button_02_off.src = "images/ix_buttons/ix_button_02off.jpg";
button_02_on = new Image();
button_02_on.src = "images/ix_buttons/ix_button_02on.jpg";

button_03_off = new Image();
button_03_off.src = "images/ix_buttons/ix_button_03off.jpg";
button_03_on = new Image();
button_03_on.src = "images/ix_buttons/ix_button_03on.jpg";

button_04_off = new Image();
button_04_off.src = "images/ix_buttons/ix_button_04off.jpg";
button_04_on = new Image();
button_04_on.src = "images/ix_buttons/ix_button_04on.jpg";

button_05_off = new Image();
button_05_off.src = "images/ix_buttons/ix_button_05off.jpg";
button_05_on = new Image();
button_05_on.src = "images/ix_buttons/ix_button_05on.jpg";

button_06_off = new Image();
button_06_off.src = "images/ix_buttons/ix_button_06off.jpg";
button_06_on = new Image();
button_06_on.src = "images/ix_buttons/ix_button_06on.jpg";

button_07_off = new Image();
button_07_off.src = "images/ix_buttons/ix_button_07off.jpg";
button_07_on = new Image();
button_07_on.src = "images/ix_buttons/ix_button_07on.jpg";

button_08_off = new Image();
button_08_off.src = "images/ix_buttons/ix_button_08off.jpg";
button_08_on = new Image();
button_08_on.src = "images/ix_buttons/ix_button_08on.jpg";



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