var up_one = "";
	if(is_testdrive) {up_one = "../";}
	abouton = new Image(74,31);
	abouton.src = up_one + "about_roll_over.gif";
	buyon = new Image(57,31);
	buyon.src = up_one + "buy_roll_over.gif";
	contacton = new Image(110,31);
	contacton.src = up_one + "contact_roll_over.gif";
	designon = new Image(100,31);
	designon.src = up_one + "design_roll_over.gif";
	homeon = new Image(77,31);
	homeon.src = up_one + "home_roll_over.gif";
	newson = new Image(47,31);
	newson.src = up_one + "news_roll_over.gif";
	productson = new Image(79,31);
	productson.src = up_one + "products_roll_over.gif";
	shareon = new Image(138,31);
	shareon.src = up_one + "share_roll_over.gif";

//	on = new Image();
//	on.src = up_one + "";

	aboutoff = new Image(74,31);
	aboutoff.src = up_one + "about_static.gif";
	buyoff = new Image(57,31);
	buyoff.src = up_one + "buy_static.gif";
	contactoff = new Image(110,31);
	contactoff.src = up_one + "contact_static.gif";
	designoff = new Image(100,31);
	designoff.src = up_one + "design_static.gif";
	homeoff = new Image(77,31);
	homeoff.src = up_one + "home_static.gif";
	newsoff = new Image(47,31);
	newsoff.src = up_one + "news_static.gif";
	productsoff = new Image(79,31);
	productsoff.src = up_one + "products_static.gif";
	shareoff = new Image(138,31);
	shareoff.src = up_one + "share_static.gif";

//	off = new Image();
//	off.src = up_one + "";


function img_act(imgName) {
   imgOn = eval(imgName + "on.src");
   document [imgName].src = imgOn;
}

function img_inact(imgName) {
   imgOff = eval(imgName + "off.src");
   document [imgName].src = imgOff;
}