app = navigator.appName;
ver = navigator.appVersion;
ver = ver.substring(0, 1);
ver = parseInt(ver);
img = false;
if ((app == "Microsoft Internet Explorer") && (ver >= 4)) {
	img = true
}

function tocmover(srcimg) {
	if (img) {
		window.event.srcElement.style.color = "#00FF00"
	}
	document.images.tocline.src = srcimg
}

function tocmout() {
	if (img) {
		window.event.srcElement.style.color = "#0000FF"
	}
	document.images.tocline.src = "http://www.js-examples.com/images/blue_ball0.gif"
}

function over(strng) {
	subnav.innerHTML = strng;
	window.event.srcElement.style.color = "#FFFF00"
}

function overheader() {
	window.event.srcElement.style.color = "#FFFF00"
}

function out() {
	subnav.innerHTML = " <center><a class=headerlink onmouseover='overheader()' onmouseout='outheader()' href='#'>Default PopUp Text</a></center>"
	window.event.srcElement.style.color = "#FF0000"
}

function outheader() {
	window.event.srcElement.style.color = "#FF4499"
}