btn01 = new Image(); btn01.src = "img/btn01.gif";
btn01o = new Image(); btn01o.src = "img/btn01o.gif";
btn02 = new Image(); btn02.src = "img/btn02.gif";
btn02o = new Image(); btn02o.src = "img/btn02o.gif";
btn03 = new Image(); btn03.src = "img/btn03.gif";
btn03o = new Image(); btn03o.src = "img/btn03o.gif";