// Browser Detect
var isIE = false;
var isMac = false;

var plat = navigator.userAgent.toLowerCase();
if (plat.indexOf("msie")!=-1) isIE = true;
if (plat.indexOf("mac")!=-1) isMac = true;

var currentMain;
var currentSub;
var imagesDir = '/images/';
function setNav(main, sub) {
	var mainName = "nav_"+main;
	var mainImgSrc = imagesDir+"nav_"+main+'_on.gif';
	var subName = "snav_"+sub;
	var subImgSrc = imagesDir+'subnav_'+main+'_'+sub+'_on.gif';
	if (sub=='overview') subImgSrc = imagesDir+'subnav_general_'+sub+'_on.gif';
	
	mainObj = document.getElementById(mainName);
	subObj = document.getElementById(subName);
	
	if (mainObj) {
		navSwap(mainObj, mainImgSrc);
		currentMain = mainObj;
	}
	if (subObj) {
		navSwap(subObj, subImgSrc);
		currentSub = subObj;
	}
}

//nav_services_off.gif
//nav_aboutus_off.gif
//nav_team_off.gif
//nav_results_off.gif
//nav_careers_off.gif

function navSwap(obj, src) {
	if (obj != currentMain & obj != currentSub) {
		obj.src = src;
	}
}

var lastBioNum;
var lastBioSender;
function showBio(num,sender) {
	if (!sender) {
		//We're calling this onLoad so we can set a default
		//bio to visible. We have to locate the appropriate link
		//and set that to the "active" class
		var div = document.getElementById("bio_list");
		var bioLinks = div.getElementsByTagName("a");
		sender = bioLinks[(num-1)];
	}
	var obj;
	if (lastBioSender) {
		obj = document.getElementById("bio"+lastBioNum);
		obj.style.display="none";
		lastBioSender.className="";
	}
	obj = document.getElementById("bio"+num);
	if (obj) {
		obj.style.display="block";
		sender.className="active"
		lastBioNum = num;
		lastBioSender = sender;
		sender.blur();
	}
}

function popWin(url,w,h,showUI) {
	if (!w) w = 500;
	if (!h) h = 600;
	if (!showUI) showUI = false;
	
	UIstr = 'no';
	if (showUI) UIstr = 'yes';
	
	window.open(url,'pop','width='+w+',height='+h+',directories=no,location=no,menubar='+UIstr+',scrollbars=yes,status=yes,toolbar='+UIstr+',resizable=yes');
}