var current = new String(document.location);
var crntUrl = current.toLowerCase();
var startHere = crntUrl.length - 10;
var crntGlry = new String(crntUrl.substr(startHere,2));

// ...if not an althead-using page, look in new spot
if (crntGlry != 'pp' && crntGlry != 'cc' && crntGlry != 'aa' && crntGlry != 'dt' && crntGlry != 'll' && crntGlry != 'qv' && crntGlry != 'dx' && crntGlry != 'px'&& crntGlry != 'fx') {
	var startHere = crntUrl.length - 7;
	var crntGlry = new String(crntUrl.substr(startHere,2));
}

// ...if still not, you must be a 404
if (crntGlry != 'pp' && crntGlry != 'cc' && crntGlry != 'aa' && crntGlry != 'dt' && crntGlry != 'll' && crntGlry != 'qv' && crntGlry != 'dx' && crntGlry != 'px' && crntGlry != 'fx') {
	var crntGlry = new String('04');
}

var crntLgIcn = rooty + 'images/gen/li-' + crntGlry + '.gif';
var wrtThis = '';
var headimg = '';

// ...pick a header image
if (crntGlry == 'aa' || crntGlry == 'cc') {
	var headimg = new String (rooty + 'images/gen/aastripe1.gif');
}
if (crntGlry == 'dx' || crntGlry == 'px' || crntGlry == 'fx' || crntGlry == '04') {
	var headimg = new String (rooty + 'images/gen/dxstripe1.gif');
}
if (crntGlry == 'pp') {
	var headimg = new String (rooty + 'images/gen/ppstripe1.gif');
}
if (crntGlry == 'dt') {
	var headimg = new String (rooty + 'images/gen/bastripe1.gif');
}
if (crntGlry == 'qv') {
	var headimg = new String (rooty + 'images/gen/qvstripe1.gif');
}
if (crntGlry == 'll') {
	var headimg = new String (rooty + 'images/gen/llstripe1.gif');
}

// ...write code for top nav 
wrtThis += '<div id="header"><img src="' + headimg + '" alt="" class="headerpic" />';
wrtThis += '<a href="' + rooty + '"><img src="' + rooty + 'images/gen/dedc.gif" alt="Home" id="dedc" class="dedc" /></a></div>';
wrtThis += '<div id="topnav">';
wrtThis += '<img src="' + crntLgIcn + '" id="bigIcon" class="largeIcon">';
wrtThis += '<img src="' + rooty + 'images/gen/b-' + crntGlry + '.gif" alt="" id="thebanner" class="banner"></a></div>';
document.writeln(wrtThis);