flg = (navigator.appName == "Netscape" && parseInt(navigator.appVersion) >= 3) || ((navigator.appName.indexOf("Explorer") > -1) && parseInt(navigator.appVersion) >= 4);
if (flg)
{

  imgPath = "/img/menu/";


	computers = new Image();
	computers.src = imgPath + "computers.gif";
	computers_on = new Image();
	computers_on.src = imgPath + "computers_on.gif";

	monitors = new Image();
	monitors.src = imgPath + "monitors.gif";
	monitors_on = new Image();
	monitors_on.src = imgPath + "monitors_on.gif";

	printers = new Image();
	printers.src = imgPath + "printers.gif";
	printers_on = new Image();
	printers_on.src = imgPath + "printers_on.gif";

	photos = new Image();
	photos.src = imgPath + "photos.gif";
	photos_on = new Image();
	photos_on.src = imgPath + "photos_on.gif";

}

function on(name)
{
	if (flg)
		document.images[name].src = eval(name + "_on.src");
}

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