<!--

var what;
// LINK FOCUS
var which;
var where;
var what;
var how;
var url = location.href;

// get page name

if (url.search('.') != -1)	{ 
var pageName = url.substring(url.lastIndexOf('/') + 1); 
}	
else {
pageName='index.html'
}

// get side link (sideLink) and top link (mainLink)
if (pageName.search('-') != -1)	{
var url_tiers = pageName.split('-');
var mainLink = url_tiers[0];
var sideLink = url_tiers[1];
}
else {
sideLink = '0';
}

// hide all dropdown menus
/*call from banner area to hide dropdowns when cursor is moved above main links*/
function hideAll()	{
if (!document.getElementById) return; {
document.getElementById("drop0").className="menu";
document.getElementById("drop1").className="menu";
document.getElementById("drop2").className="menu";
document.getElementById("drop3").className="menu";
document.getElementById("drop4").className="menu";
document.getElementById("main0").className="topnav";
document.getElementById("main1").className="topnav";
document.getElementById("main2").className="topnav";
document.getElementById("main3").className="topnav";
document.getElementById("main4").className="topnav";
locus();
}
}
// end hide function

//show appropriate dropdown menus
/*call from main links and from dropdowns, to prevent user from trying to use side links when invisibly overlayed by a hidden dropdown.*/
var menu;
function show(menu)	{
if (!document.getElementById) return;
hideAll();
document.getElementById("main" + menu).className="expanded";
document.getElementById("drop" + menu).className="show";
}
// end show function

// highlight appropriate main section

function locus() {
if (!document.getElementById)	{
return;}

else if (mainLink == 'regulations')	{
what = '1';
}
else if (mainLink == 'mt')	{
what = '2';
}
else if (mainLink == 'dec')	{
what = '3';
}
else if (mainLink == 'pr')	{
what = '4';
}
else {
what = '0';
}
document.getElementById('main'+what).className='lit';
}

// END TOP NAVBAR FUNCTIONS


//highlight appropriate side link

function here() {
if (!document.getElementById)	{
return;}
else if (sideLink == '1')	{
document.getElementById('side1').className='here';
}
else if (sideLink == '2')	{
document.getElementById('side2').className='here';
}
else if (sideLink == '3')	{
document.getElementById('side3').className='here';
}
else if (sideLink == '4')	{
document.getElementById('side4').className='here';
}
else if (sideLink == '5')	{
document.getElementById('side5').className='here';
}
else if (sideLink == '6')	{
document.getElementById('side6').className='here';
}
else {
document.getElementById('side0').className='here';
}
locus();
}

// highlight main link
function light(what)	{
	if (document.getElementById)	{
	document.getElementById('main'+what).className='lit';
	}
}

//-->