$(function() {
	
	/*SCROLLER*/
	var width = 450*$('#challenge-ticker li').size();
	
	//alert(width);
	var position = 0;
	var position2 = 0;
	var aTimer;
	$('#moveLeft').click(function(e){
		e.preventDefault()
		moveLeft();
		return false;
	});
	$('#moveRight').click(function(e){
		e.preventDefault()
		cancelRepeater(aTimer);
		moveRight();
		return false;
	});
	function moveRight()
	{
		if (position-450 > -width){position = position-450;}else{position = 0;}
		$('#challenge-ticker li').animate({left: position}, 1000);	
	}
	function moveLeft()
	{
		if (position+450 <= 0){position = position+450;}else{position = -width+450;}
		$('#challenge-ticker li').animate({left: position}, 1000);		
	}
	/*repeater*/
	function setRepeater() {
		aTimer = window.setInterval(moveRight,5000);
		return false;
	}


	function cancelRepeater(t){
		window.clearInterval(t);
		return false;
	}
	

	
	
	
	/*start repeater*/
	setRepeater();

	
	/*END SCROLLER*/

	
	
	
	
});