function goScroll(direction1, direction2)
{		
    if(direction1 == 's')
    {
    	document.getElementById('scroll').scrollTop+=3;
    	xPosition = setTimeout("goScroll('s','-')", 2)
    }
    else if(direction1 == 'w')
    {
    	document.getElementById('scroll').scrollTop-=3;
    	xPosition = setTimeout("goScroll('w','-')", 2)
    }

    if(direction2 == 'a')
    {
    	document.getElementById('scroll').scrollLeft-=3;
    	yPosition = setTimeout("goScroll('-','a')", 2)
    }
    else if(direction2 == 'd')
    {
    	document.getElementById('scroll').scrollLeft+=3;
    	yPosition = setTimeout("goScroll('-','d')",2)
    }        
}


function stop()
{		
	clearTimeout(xPosition);
	/*
	 * yPosition has been disabled because we are using only
	 * vertical scroling, this timer doesn't have to be stopped.
	 */
	//clearTimeout(yPosition);
	
}


function jump(direction1, direction2)
{
    if(direction1 == 's')
    {
    	document.getElementById('scroll').scrollTop+=200;
    }
    else if(direction1 == 'w')
    {
    	document.getElementById('scroll').scrollTop-=200;
    }

    if(direction2 == 'a')
    {
    	document.getElementById('scroll').scrollLeft-=200;
    }
    else if(direction2 == 'd')
    {
    	document.getElementById('scroll').scrollLeft+=200;
    }
}