// This navigation bar works with Netscape 6+ and Internet Explorer 4+. Degrades well with earlier browsers.

var NUMBER_OF_HEADERS;
var ns6 = (document.getElementById && !document.all) ? 1 : 0;

window.onload = function() { expandCurrentHeader(); }
displayNavBar();

function getCookieValue(cookieName)
{
	var allcookies = document.cookie;
	var cookiePosition = allcookies.indexOf(cookieName + "=");
	var valueStart, valueEnd;
	
	if(cookiePosition != -1)
	{
		valueStart = cookiePosition + (cookieName + "=").length;
		valueEnd = allcookies.indexOf(";", valueStart);
		if(valueEnd == -1) valueEnd = allcookies.length;
		
		return allcookies.substring(valueStart, valueEnd);
	}
	else
		return "";
}

// collapses all headers except the one containing "content"
function collapseAll(content)
{
	var cont;

	for(var i = 1; i <= NUMBER_OF_HEADERS; i++)
	{
		cont = getMenuContent(i);
		if(cont != content) cont.style.display = "none";
	}
}

function expand(headerNo)
{
	var content = getMenuContent(headerNo);

	collapseAll(content);

	if(content.style.display == "none")
	{
		content.style.display = "";
		document.cookie = "expandedheader=" + headerNo + "; path=/";
	}
	else
	{
		content.style.display = "none";
		document.cookie = "expandedheader=; path=/";
	}		
}

// expands the header that was expanded last
function expandCurrentHeader()
{
	var cookieValue = getCookieValue("expandedheader")
	var content;

	if(cookieValue != "")
	{
		content = getMenuContent(cookieValue);
		content.style.display = "";
	}
}

function getMenuContent(contentNo)
{
	return ns6 ? document.getElementById("content" + contentNo) : document.all["content" + contentNo]
}

function displayNavBar()
{
	var i = 1;

	document.write(
		'<div id="navbar" style="background: #000066">' +

		'<div onclick="expand(' + i + ')"><img src="images_navbar_houston-foundry-machine/medical-insurance.gif"></div>' +
		'<div id="content' + i++ + '" class="menucontent" style="display: none">' +
		'<a href="pdfs_houston-foundry-machine/Humana-PPO.pdf">Humana PPO</a><br><br>' +
		'<a href="pdfs_houston-foundry-machine/Medical-Enrollment-Form.pdf">Enrollment Form</a><br><br>' +
		'<a href="http://www.humana.com/members/" target="_blank">Find a Doctor</a><br><br>' +
		'</div>' +

		'<div onclick="expand(' + i + ')"><img src="images_navbar_houston-foundry-machine/dental-insurance.gif"></div>' +
		'<div id="content' + i++ + '" class="menucontent" style="display: none">' +
		'<a href="pdfs_houston-foundry-machine/Guardian-Dental.pdf">Guardian Dental</a><br><br>' +
		'<a href="pdfs_houston-foundry-machine/HFM-Dental-Enrollment-Form.pdf">Enrollment Form</a><br><br>' +
		'<a href="pdfs_houston-foundry-machine/Dental-Claim-Form.pdf">Claim Form</a><br><br>' +
		'<a href="http://www.geoaccess.com/guardian/po56/Begin.asp#" target="_blank">Find A Dentist</a><br><br>' +
		'</div>' +

		'<div onclick="expand(' + i + ')"><img src="images_navbar_houston-foundry-machine/vision-insurance.gif"></div>' +
		'<div id="content' + i++ + '" class="menucontent" style="display: none">' +
		'<a href="pdfs_houston-foundry-machine/Guardian-Vision-Service-Plan.pdf">Guardian Vision Service Plan</a><br><br>' +
		'</div>' +
		
		'<div onclick="expand(' + i + ')"><img src="images_navbar_houston-foundry-machine/order_id_cards.gif"></div>' +
		'<div id="content' + i++ + '" class="menucontent" style="display: none">' +
		'<a href="houston-foundry-machine_order_medical_id_cards.htm">Medical</a><br><br>' +
		'<a href="houston-foundry-machine_order_dental_id_cards.htm">Dental</a><br><br>' +
		'<a href="houston-foundry-machine_order_vision_id_cards.htm">Vision</a><br><br>' +
		'</div>' +
				
		'</div>'
		);
	
	NUMBER_OF_HEADERS = i - 1;
	
	/*** To add another header with sublinks, copy and paste the code below and replace ALL the "???" with appropriate values.
	'<div onclick="expand(' + i + ')"><img src="navbar_coade/yyyyyyyyyyyyyyyyyyyy"></div>' +
	'<div id="content' + i++ + '" class="menucontent" style="display: none">' +
	'<a href="xxxxxxxx">zzzzzzzzzzzzzz</a><br><br>' +
	'<a href="xxxxxxxx">zzzzzzzzzzzzzz</a><br><br>' +
	'<a href="xxxxxxxx">zzzzzzzzzzzzzz</a><br><br>' +
	'<a href="xxxxxxxx">zzzzzzzzzzzzz</a>' +
	'</div>' +
	***/
}