function imgOn(imgName) {
		if (oBC.ie55) {
			oOn = eval("document." + imgName);
			oOn.src = eval(imgName + "On.src");
		}
		else document[imgName].src = eval(imgName + "On.src");
	}

	function imgOff(imgName) {
		if (oBC.ie55) {
			oOff = eval("document." + imgName);
			oOff.src = eval(imgName + "Off.src");
		}
		else document[imgName].src = eval(imgName + "Off.src");
	}