// ja9119 - 12-18-2006
// Added NavID javascript variable to be used for the FLV player created by Marketing
// ----Begin-----
function PageQuery(q) {
    if(q.length > 1) this.q = q.substring(1, q.length);
    else this.q = null;
    this.keyValuePairs = new Array();
    if(q) {
        for(var i=0; i < this.q.split("&").length; i++) {
            this.keyValuePairs[i] = this.q.split("&")[i];
        }
    }
    this.getKeyValuePairs = function() { return this.keyValuePairs; }
    this.getValue = function(s) {
    for(var j=0; j < this.keyValuePairs.length; j++) {
        if(this.keyValuePairs[j].split("=")[0] == s)
            return this.keyValuePairs[j].split("=")[1];
        }
        return false;
    }
    this.getParameters = function() {
    var a = new Array(this.getLength());
    for(var j=0; j < this.keyValuePairs.length; j++) {
        a[j] = this.keyValuePairs[j].split("=")[0];
    }
    return a;
    }
    this.getLength = function() { return this.keyValuePairs.length; } 
}

function queryString(key){
    var page = new PageQuery(window.location.search); 
    return unescape(page.getValue(key)); 
}

var NavID;
if(queryString("id")=='false') 
{
    NavID = 0;
}
else
{
    NavID = queryString("id");
}
// ----End----

<!-- ImageReady Preload Script (gnav.psd) -->
<!--
function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		gnav_home_over = newImage("/public/graphics/MastHead/gnav_home_over.gif");
		gnav_solutions_over = newImage("/public/graphics/MastHead/gnav_solutions_over.gif");
		gnav_support_over = newImage("/public/graphics/MastHead/gnav_support_over.gif");
		gnav_events_over = newImage("/public/graphics/MastHead/gnav_events_over.gif");
		gnav_about_over = newImage("/public/graphics/MastHead/gnav_about_over.gif");
		gnav_careers_over = newImage("/public/graphics/MastHead/gnav_careers_over.gif");
		gnav_login_over = newImage("/public/graphics/MastHead/gnav_login_over.gif");
		gnav_account_over = newImage("/public/graphics/MastHead/gnav_account_over.gif");
		gnav_butn_search_over = newImage("/public/graphics/MastHead/gnav_butn_search_over.gif");
		preloadFlag = true;
	}
}

<!-- End Preload Script -->

function showhide(id){
	if (document.getElementById){
		obj = document.getElementById(id);
		if (obj.style.display == "none"){
			obj.style.display = "";
		} else {
			obj.style.display = "none";
		}
	}
}

function getQueryParam(key, default_) {
	var qs=window.location.search.substring(1,location.search.length);

	if (qs.length == 0) 
		return '';

	// Turn <plus> back to <space>
	// See: http://www.w3.org/TR/REC-html40/interact/forms.html#h-17.13.4.1
	qs = qs.replace(/\+/g, ' ');
	var args = qs.split('&'); // parse out name/value pairs separated via &
	
	// split out each name=value pair
	for (var i=0;i<args.length;i++) {
		var value;
		var pair = args[i].split('=');
		var name = unescape(pair[0]);

		if (pair.length == 2)
			value = unescape(pair[1]);
		else
			value = name;
		
		if (name == key)
			return value;	
	}
	
	// This silly looking line changes UNDEFINED to NULL
	if (default_ == null) 
		default_ = null;
	
	return default_;
}
//-->