browserName = navigator.appName;
browserVer  = parseInt(navigator.appVersion);

if (browserVer >= 3) 
	version = "n3";
else 
	version = "n2";

if (version == "n3") {
	dn_00on = new Image();
	dn_00on.src = "https://www.aaompt.org/images/btn-fc-on.jpg";
	dn_01on = new Image();
	dn_01on.src = "https://www.aaompt.org/images/btn-fm-on.jpg";
	
	dn_00off = new Image();
	dn_00off.src = "https://www.aaompt.org/images/btn-fc-off.jpg";
	dn_01off = new Image();
	dn_01off.src = "https://www.aaompt.org/images/btn-fm-off.jpg";
}

function img_act(imgName) {
	if (version == "n3") {
		imgOn = eval(imgName + "on.src");
		document [imgName].src = imgOn;
	}
}

function img_inact(imgName) {
	if (version == "n3") {
		imgOff = eval(imgName + "off.src");
		document [imgName].src = imgOff;
	}
}