function loadNavMenu(navImageId) {

	if (document.getElementById("aboutNavSubMenu") != null) {
		unloadNavMenu();
	}
	highlightSection(navImageId)

	switch(navImageId.id) {
		case "homeNavImage":
			break;
		case "aboutNavImage":
			document.getElementById("aboutNavSubMenu").style.visibility = "visible";
			break;
		case "servicesNavImage":
			document.getElementById("servicesNavSubMenu").style.visibility = "visible";
			break;
		case "techNavImage":
			document.getElementById("techNavSubMenu").style.visibility = "visible";
			break;
		case "careersNavImage":
			document.getElementById("careersNavSubMenu").style.visibility = "visible";
			break;
		case "newsNavImage":
			document.getElementById("newsNavSubMenu").style.visibility = "visible";
			break;
		case "contactNavImage":
			document.getElementById("contactNavSubMenu").style.visibility = "visible";
			break;
	}
}
function highlightSection(navImageId) {
	switch(navImageId.id) {
		case "homeNavImage":
			navImageId.src = "../images/redbar/home_on.gif";
			break;
		case "aboutNavImage":
			navImageId.src = "../images/redbar/about_on.gif";
			break;
		case "servicesNavImage":
			navImageId.src = "../images/redbar/our_services_on.gif";
			break;
		case "techNavImage":
			navImageId.src = "../images/redbar/home1.gif";
			break;
		case "careersNavImage":
			navImageId.src = "../images/redbar/careers_on.gif";
			break;
		case "newsNavImage":
			navImageId.src = "../images/redbar/news_on.gif";
			break;
		case "contactNavImage":
			navImageId.src = "../images/redbar/contact_us_on.gif";
			break;
	}
}
function unloadNavMenu() {
	document.getElementById("aboutNavSubMenu").style.visibility = "hidden";
	document.getElementById("servicesNavSubMenu").style.visibility = "hidden";
	//document.getElementById("techNavSubMenu").style.visibility = "hidden";
	document.getElementById("careersNavSubMenu").style.visibility = "hidden";
	document.getElementById("newsNavSubMenu").style.visibility = "hidden";
	document.getElementById("contactNavSubMenu").style.visibility = "hidden";

	if (typeof onImage == "undefined") onImage = "";
	if (onImage != "homeNavImage") document.getElementById("homeNavImage").src = "../images/redbar/home.gif";
	if (onImage != "aboutNavImage") document.getElementById("aboutNavImage").src = "../images/redbar/about.gif";
	if (onImage != "servicesNavImage") document.getElementById("servicesNavImage").src = "../images/redbar/our_services.gif";
	//if (onImage != "techNavImage") document.getElementById("techNavImage").src = "../images/redbar/blank_technology.gif";
	if (onImage != "careersNavImage") document.getElementById("careersNavImage").src = "../images/redbar/careers.gif";
	if (onImage != "newsNavImage") document.getElementById("newsNavImage").src = "../images/redbar/news.gif";
	if (onImage != "contactNavImage") document.getElementById("contactNavImage").src = "../images/redbar/contact_us.gif";
}
function loadTopNav() {
	
	sectionToDisplay = document.getElementById(onImage);
	
	if (typeof onImage != "undefined") highlightSection(sectionToDisplay);
	else alert("");
	
}