var mainSlider;
var sliderEffect;
var leftSlide = 371;
var rightSlide = 371;

function tigerArrowScroller() {

	mainSlider = $('sliderContainer');
	rightSlide = ( ( $$('.testItem').length - 3 ) * rightSlide )*-2;

	$('leftHand').observe('click', function(event) {

		if (sliderEffect == null || sliderEffect.state == "finished") {
			if ( $('sliderContainer').offsetLeft > leftSlide ) return;
			sliderEffect = new Effect.Move(mainSlider, { x: 520, y: 0, mode: 'relative' });
		}

	});

	$('rightHand').observe('click', function(event) {

		if (sliderEffect == null || sliderEffect.state == "finished") {

			if ( $('sliderContainer').offsetLeft < rightSlide ) return;
			sliderEffect = new Effect.Move(mainSlider, { x: -520, y: 0, mode: 'relative' });
		}

	});

}