IMG001 = new Image();IMG001.src="img/top_btn-start.gif";
IMG002 = new Image();IMG002.src="img/top_btn-start-on.gif";

IMG003 = new Image();IMG003.src="../img/cts_btn-top.gif";
IMG004 = new Image();IMG004.src="../img/cts_btn-top-on.gif";

IMG005 = new Image();IMG005.src="img/btn_yes.jpg";
IMG006 = new Image();IMG006.src="img/btn_yes-on.jpg";
IMG007 = new Image();IMG007.src="img/btn_no.jpg";
IMG008 = new Image();IMG008.src="img/btn_no-on.jpg";

IMG009 = new Image();IMG009.src="img/btn_onemore.gif";
IMG010 = new Image();IMG010.src="img/btn_onemore-on.gif";
IMG011 = new Image();IMG011.src="img/btn_shicho.gif";
IMG012 = new Image();IMG012.src="img/btn_shicho-on.gif";


function ChangeImage(imgname,imgno) {
document.images[imgname].src = eval(imgno + ".src");
}