// JavaScript Document

var direction = 'down';
	var doScroll = false;
	var timer = null;
	
	
	function ScrollUp(contentLayer, innerLayer)
	{
		var content = document.getElementById(contentLayer);
		var inner = document.getElementById(innerLayer);
		
		if(inner.offsetHeight == content.offsetHeight)
		{
			return;
		}
		
		var innerTop = parseInt(inner.style.top);
		
		if((inner.offsetHeight + innerTop) < content.offsetHeight)
		{
			return;
		}
		
		inner.style.top = (innerTop - 2)+'px';
		
		
		timer = window.setTimeout("ScrollUp('"+ contentLayer +"', '"+ innerLayer +"')",90);
	}
	
	
	
	function ScrollDown(contentLayer, innerLayer)
	{
		var content = document.getElementById(contentLayer);
		var inner = document.getElementById(innerLayer);
		
		if(inner.offsetHeight == content.offsetHeight)
		{
			return;
		}
		
		var innerTop = parseInt(inner.style.top);
		
		if(innerTop >= 0)
		{
			return;
		}
		
		inner.style.top = (innerTop + 2)+'px';
		
		timer = window.setTimeout("ScrollDown('"+ contentLayer +"', '"+ innerLayer +"')",90);
	}
	
	function ScrollStop()
	{
		window.clearTimeout(timer);
	}