document.onmouseover = MouseHandler;
document.onmouseout = MouseHandler;
document.onmousedown = DownHandler;
document.onmouseup = UpHandler;
var nScrollDelay = 40;
function IncreaseSpeed()
	{if(nScrollDelay > 10){ 
		nScrollDelay -= 5; 
		marquee.scrollDelay=nScrollDelay; 
		marquee.trueSpeed = 1;	
		marquee.scrollAmount = 1; }	}

function DecreaseSpeed()
 { if(marquee.scrollDelay < 40) 
{	nScrollDelay += 5;  
	marquee.scrollDelay = nScrollDelay ; 
 marquee.trueSpeed = 1; 
 marquee.scrollAmount = 1; }}

function MouseHandler() 
 { var element = window.event.srcElement; 
 if(element.className == 'LeftNavOff')
 { element.className = 'LeftNavUp'; } 
 else if(element.className == 'LeftNavUp' || element.className == 'LeftNavDown') 
 { element.className = 'LeftNavOff'; } }

function DownHandler() 
 { var element = window.event.srcElement; 
	if(element.className == 'LeftNavOff' || element.className == 'LeftNavUp') 
	{	element.className = 'LeftNavDown'; } }

 function UpHandler() 
	{	var element = window.event.srcElement; 
  	if(element.className == 'LeftNavDown') 
		element.className = 'LeftNavUp';  	}