function openPopup(url,width,height,scroll,name){window.open(url,name,"menubar=no,resizable=yes,status=no,location=no,width=" + width + ",height=" + height + ",toolbar=no,scrollbars=" + scroll);}
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) {
		left_nav_menu_01_over = newImage("/images/left_nav_menu_01-over.gif");
		left_nav_menu_02_over = newImage("/images/left_nav_menu_02-over.gif");
		left_nav_menu_03_over = newImage("/images/left_nav_menu_03-over.gif");
		left_nav_menu_04_over = newImage("/images/left_nav_menu_04-over.gif");
		left_nav_menu_05_over = newImage("/images/left_nav_menu_05-over.gif");
		preloadFlag = true;
	}
}
function preloadRegionImages() {
    if (document.images) {
        region_boston_on = newImage("/images/training/region_boston_on.gif");
        region_centralatlantic_on = newImage("/images/training/region_centralatlantic_on.gif");
        region_chicago_on = newImage("/images/training/region_chicago_on.gif");
        region_cincinnati_on = newImage("/images/training/region_cincinnati_on.gif");
        region_denver_on = newImage("/images/training/region_denver_on.gif");
        region_kansascity_on = newImage("/images/training/region_kansascity_on.gif");
        region_la_on = newImage("/images/training/region_la_on.gif");
        region_ny_on = newImage("/images/training/region_ny_on.gif");
        region_portland_on = newImage("/images/training/region_portland_on.gif");
        region_sanfrancisco_on = newImage("/images/training/region_sanfrancisco_on.gif");
        preloadFlag = true;
    }
}


function extractPageName(hrefString)
{
var arr = hrefString.split('.');
// Check to see if the url has a query string by searching for the question mark 
var hasquestion=hrefString.indexOf('?');
if (hasquestion == '-1')
{
arr = arr[arr.length-2].split('/'); 
return arr[arr.length-1].toLowerCase();
} 
else
{
return arr[arr.length-1].toLowerCase();
}
}

function setActiveMenu(arr, crtPage)
{
	for(var i=0; i < arr.length; i++)
		if(extractPageName(arr[i].href) == crtPage)
		{
			arr[i].className = "current";
			arr[i].parentNode.className = "current";
		}
}

function setPage()
{
	if(document.location.href) 
		hrefString = document.location.href;
	else
		hrefString = document.location;

	if (document.getElementById("divSubMenu")!=null) 
		setActiveMenu(document.getElementById("divSubMenu").getElementsByTagName("a"), extractPageName(hrefString));
}
function embed(tag){
    document.write(tag);
}