<!--

var isNav, isIE;

var coll = "";
var styleObj = "";
if ( parseInt(navigator.appVersion) >= 4 ) {
	if (navigator.appName == "Netscape") {
		isNav = true;
	} else  {
		isIE = true;
	}
	
}


function rollOff(name){
	if (document.images){
		document.images[name].src = navOff[name].src;
	}
}

function rollOver(name){
	if (document.images){
		document.images[name].src = navOver[name].src;
	}
}


function showSubnav(name) {

	if (isNav) {

		document.getElementById(name).style.visibility = "visible";
	} else if (isIE) {
		document.all[name].style.visibility = "visible";
	} 
}

function hideSubnav(name) {
	if (isNav) {
		document.getElementById(name).style.visibility = "hidden";
	} else if (isIE ) {
		document.all[name].style.visibility = "hidden";
	}
}
-->