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function changeIt(ImageToChange, ImageToShow) {
if (document.images) { 
document[ImageToChange].src = ImageToShow; } 
} 

function bar(message) {
if (document.images) { 
window.status = message; return true } 
}

if (document.images) { 
i1 = new Image; 
i1.src = "/images/button_about_on.jpg"; 
i2 = new Image; 
i2.src = "/images/button_work_on.jpg";
i3 = new Image;
i3.src = "/images/button_rock_on.jpg";
i4 = new Image;
i4.src = "/images/button_quote_on.jpg";
}
-->