Rollimage = new Array();

Rollimage[0]= new Image(483,475);
Rollimage[0].src = "artwork/bum_lying-down.png";

Rollimage[1] = new Image(483,475);
Rollimage[1].src = "artwork/bum_dancing.png";

function swapout(){
document.media.src = Rollimage[1].src;
return true;
}

function swapin(){
document.media.src = Rollimage[0].src; 
return true;
}