var height = 250;
	var scroll_speed = 50;
	var content_div, timer,content_div2;
	
	function setUpDiv()	{
			if(document.getElementById ("div_content")){
		content_div=document.getElementById ("div_content");
		content_div.style.height=height;
		content_div2=document.getElementById ("div_content2");
		content_div2.style.height=height;
		}
	}
 
	function scrollUp()	{
		if (content_div.scrollHeight>250)
		{
			if (content_div.style.pixelTop > -height)
			{
				content_div.style.pixelTop -= 10;
				timer=setTimeout ("scrollUp ();", scroll_speed);
			}
		}
	}
		
	function scrollDown(){
		if (content_div.style.pixelTop < 0) {
			content_div.style.pixelTop += 10;
			timer=setTimeout ("scrollDown ();", scroll_speed);
		}	
	}
	
	function scrollUp2()	{
		if (content_div2.scrollHeight>250)
		{
			if (content_div2.style.pixelTop > -height)
			{
				content_div2.style.pixelTop -= 10;
				timer=setTimeout ("scrollUp2 ();", scroll_speed);
			}
		}
	}
		
	function scrollDown2(){
		if (content_div2.style.pixelTop < 0) {
			content_div2.style.pixelTop += 10;
			timer=setTimeout ("scrollDown2 ();", scroll_speed);
		}	
	}
 
	function cancelScroll()		{
		clearTimeout (timer);
	}