var scrollTimer;
	
function scrollUp(length){
	if (!length) length = 10;
	$("#divContainer").scrollTo("-="+length+"px",100);
}

function scrollDown(length){
	if (!length) length = 10;
	$("#divContainer").scrollTo("+="+length+"px",100);
}

function startScrollUp(){
	scrollTimer = window.setInterval("scrollUp()", 100);
}

function startScrollDown(){
	scrollTimer = window.setInterval("scrollDown()",100);
}

function stopScroll(){
	window.clearInterval(scrollTimer);
}

$(function(){
	$("#divUpControl")
		.hover(startScrollUp,stopScroll)
		.click(function(){
			scrollUp(80);
			return false;
		});
		
	$("#divDownControl")
		.hover(startScrollDown,stopScroll)
		.click(function(){
			scrollDown(80);
			return false;
		});
});