// 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(
'' +
'
' +
'' +
'
' +
'' +
'
' +
'' +
'
' +
'' +
'
' +
'' +
'
' +
'' +
'
' +
'' +
'
' +
'' +
'
' +
'' +
'
' +
'' +
'
