// Browser Detection
browser_name = navigator.appName;
browser_version = parseFloat(navigator.appVersion);

if (browser_name == "Netscape" && browser_version >= 3.0) { roll = 'true'; }
else if (browser_name == "Microsoft Internet Explorer" && browser_version >= 4.0) { roll = 'true'; }
else { roll = 'false'; }

// Preload images, if browser supports mouseovers
if (roll == 'true') {

var imglist = new Array (
"/images/",
"/images/"

);


var imgs = new Array();

var count;
if (document.images)
for (count=0; count<imglist.length; count++)
{imgs[count]=new Image(); imgs[count].src=imglist[count];}
}

function changePic(menuName) {
	stringBuilder = '/images/' + menuName + 'b.gif';
	document[menuName].src = stringBuilder;
}

function changePicBack(menuName) {
	stringBuilder = '/images/' + menuName + '.gif';
	document[menuName].src = stringBuilder;
}