if (document.images) {
pointerOff = new Image(); pointerOff.src = "img/nic.gif"
pointerOver = new Image(); pointerOver.src = "img/pointer.gif"
lineOff = new Image(); lineOff.src = "img/line_g.gif"
lineOver = new Image(); lineOver.src = "img/line_h.gif"
icoDown = new Image(); icoDown.src = "img/ico_down.gif"
icoUp = new Image(); icoUp.src = "img/ico_up.gif"
orderOff = new Image(); orderOff.src = "img/objednat_out.gif"
orderOver = new Image(); orderOver.src = "img/objednat_over.gif"
}

function turnOff(ImageNum) {
	if (document.images != null) {
		document["pointer" + ImageNum].src = eval("pointerOff.src");
		document["line" + ImageNum].src = eval("lineOff.src");
	}
}

function turnOver(ImageNum) {
	if (document.images != null) {
		document["pointer" + ImageNum].src = eval("pointerOver.src");
		document["line" + ImageNum].src = eval("lineOver.src");
	}
}

function imgOver(ImageName) {
	if (document.images != null) document[ImageName].src = eval(ImageName+"Over.src");
}

function imgOff(ImageName) {
	if (document.images != null) document[ImageName].src = eval(ImageName+"Off.src");
}

function showMenu(stav) {
	if (document.all) {
		if (document.all.quickMenu.style.display == "none") {
			document.all.quickMenu.style.display = "";
			document["icoQuick"].src = eval("icoUp.src");
		} else {
			document.all.quickMenu.style.display = "none";
			document["icoQuick"].src = eval("icoDown.src");
		}
	} else {
		// pro Netscape a Operu
		// 1=open menu, 0=close menu
		var newUrl = self.location.href + "&qmenu=" + stav;
		window.location.href = newUrl;
	}
}