<!--
var isDOM = (document.getElementById ? true : false); 
var isIE4 = ((document.all && !isDOM) ? true : false);
var isNS4 = (document.layers ? true : false);
var isNS = navigator.appName == "Netscape";
var MainNavTopMargin = 195;
var QuickLinkTopMargin = 30;


function getRef(id) 
{
	if (isDOM) return document.getElementById(id);
	if (isIE4) return document.all[id];
	if (isNS4) return document.layers[id];
}
function MoveMainNav() 
{
	var yMenuFrom, yMenuTo, yDistance, yOffset, timeoutNextCheck, LyrTop;
	
	
	if(document.body.scrollTop > QuickLinkTopMargin){
		LyrTop = 280;
		}
	else{
		LyrTop = MainNavTopMargin - document.body.scrollTop ;
		}
	
	

	if (isNS4) 
	{
		yMenuFrom   = MainNav.top;
		yMenuTo     = windows.pageYOffset + LyrTop;
	} 
	else if (isDOM) 
	{
		yMenuFrom   = parseInt (MainNav.style.top, 10);
		yMenuTo     = (isNS ? window.pageYOffset + LyrTop : document.body.scrollTop + LyrTop);
	}
	timeoutNextCheck = 300;



	if (yMenuFrom != yMenuTo) 
	{
		window.focus();
		yDistance = yMenuTo - yMenuFrom;
		yOffset = Math.ceil(Math.abs(yDistance) / 10);

		if (yMenuTo < yMenuFrom) yOffset = -yOffset;
		
		if (isNS4) MainNav.top += yOffset;
		else if (isDOM)MainNav.style.top = parseInt (MainNav.style.top, 10) + yOffset;
		
		timeoutNextCheck = 10;
	}
	setTimeout ("MoveMainNav()", timeoutNextCheck);
}

if (isNS4) 
{
	var MainNav = document["MainNav"];
	MainNav.top = top.pageYOffset;
	MainNav.visibility = "visible";
} 
else if (isDOM) 
{
	var MainNav = getRef('MainNav');
	MainNav.style.top = MainNavTopMargin;
	MainNav.style.visibility = "visible";
}


MoveMainNav();
//-->