if (document.images)
{
	imgin01on = new Image();
	imgin01on.src = "img/in_btn_01on.gif";
	imgin02on = new Image();
	imgin02on.src = "img/in_btn_02on.gif";
	imgin03on = new Image();
	imgin03on.src = "img/in_btn_03on.gif";
	imgin04on = new Image();
	imgin04on.src = "img/in_btn_04on.gif";
	imgin05on = new Image();
	imgin05on.src = "img/in_btn_05on.gif";
	imgin06on = new Image();
	imgin06on.src = "img/in_btn_06on.gif";
	imgin07on = new Image();
	imgin07on.src = "img/in_btn_07on.gif";
	imgin08on = new Image();
	imgin08on.src = "img/in_btn_08on.gif";
	imgin09on = new Image();
	imgin09on.src = "img/in_btn_09on.gif";
	imgin10on = new Image();
	imgin10on.src = "img/in_btn_10on.gif";
	imgin11on = new Image();
	imgin11on.src = "img/in_btn_11on.gif";
	imgin13on = new Image();
	imgin13on.src = "img/in_btn_13on.gif";
	imgin14on = new Image();
	imgin14on.src = "img/in_btn_14on.gif";

	

	imgin01off = new Image();
	imgin01off.src = "img/in_btn_01off.gif";
	imgin02off = new Image();
	imgin02off.src = "img/in_btn_02off.gif";
	imgin03off = new Image();
	imgin03off.src = "img/in_btn_03off.gif";
	imgin04off = new Image();
	imgin04off.src = "img/in_btn_04off.gif";
	imgin05off = new Image();
	imgin05off.src = "img/in_btn_05off.gif";
	imgin06off = new Image();
	imgin06off.src = "img/in_btn_06off.gif";
	imgin07off = new Image();
	imgin07off.src = "img/in_btn_07off.gif";
	imgin08off = new Image();
	imgin08off.src = "img/in_btn_08off.gif";
	imgin09off = new Image();
	imgin09off.src = "img/in_btn_09off.gif";
	imgin10off = new Image();
	imgin10off.src = "img/in_btn_10off.gif";
	imgin11off = new Image();
	imgin11off.src = "img/in_btn_11off.gif";
	imgin13off = new Image();
	imgin13off.src = "img/in_btn_13off.gif";
	imgin14off = new Image();
	imgin14off.src = "img/in_btn_14off.gif";


}


function imgOn(imgname)
 {
 	if (document.images)
 	 {
 	 	document[imgname].src = eval(imgname + "on.src");
 	 }
 	}

 function imgOff(imgname)
 {
 	if (document.images)
 		{
 			document[imgname].src = eval(imgname + "off.src");
 		}
 	}