buttonOut = new Array();
buttonOver = new Array();

for(x=0;x<10;x++){
	buttonOut[x] = new Image();
	buttonOut[x].src = "buttons/button"+x+"out.png";
	buttonOver[x] = new Image();
	buttonOver[x].src = "buttons/button"+x+"over.png";
}

function setOverImg(button){ document.getElementById("button"+button).src = buttonOver[button].src; }
function setOutImg(button){ document.getElementById("button"+button).src = buttonOut[button].src; }