function changePosition1(){document.body.style.backgroundPosition="10px center";}
	function changePosition2(){document.body.style.backgroundPosition="20px center";}
	function changePosition3(){document.body.style.backgroundPosition="30px center";}
	function changePosition4(){document.body.style.backgroundPosition="40px center";}
	function changePosition5(){document.body.style.backgroundPosition="50px center";}
	
	var offset = 2; //Controls the number of pixels the background will move.  The higher the number the faster.  Must be greater than 0.
	var offsetIncrease = 2; //Controls how much faster the speed gets when clicked.  The higher the number the quicker it gets faster. Must be greater than 0.
	var intervalTime = 1; //Controls the speed.  The lower the number the faster.  Must be greater than 0.
	
	var currentPosition = 0;
	var scrollTimer = 0;
	var scrollAmount = offset;
	
	function ScrollBackground2()
	{
		alert(document.body.background);
	}	
	
	function ScrollBackground(dir)
	{
		if (dir == 'stop')
		{
			clearInterval(scrollTimer);
			scrollAmount = offset;
		}
		else
		{
			scrollTimer = window.setInterval("Scroll('" + dir + "')", intervalTime);
		}
	}
	
	function Scroll(dir)
	{
		switch(dir)
		{
			case "left" : 
				currentPosition = currentPosition + scrollAmount;
				break;
			case "right" :
				currentPosition = currentPosition - scrollAmount;
				break;
		}
		document.getElementById("backgroundScroller").style.backgroundPosition = currentPosition + "px 140px";
		//alert(document.getElementById("backgroundScroller").style.backgroundPosition);
	}
	
	function ScrollSpeedUp(dir)
	{
		scrollAmount = scrollAmount + offsetIncrease;
	}