jQuery(document).ready(function(){
	var $prev1 = jQuery("#ps1prev"); //prev button
	var $next1 = jQuery("#ps1next"); //next button
	$prev1.add($next1).hide();
	$next1.fadeIn(200);
	// scroll products
	jQuery("#ps1").serialScroll({
		items: 'li',
		prev: '#ps1prev',
		next: '#ps1next',
		start: 0, 
		step: 3,
		exclude: 2,
		duration: 600,
		stop: true,
		lock: false,
		force: true,
		easing: 'easeOutQuad',
		cycle: false,
		axis: 'x',
		offset: 0,
		jump: false,
		onBefore:function( e, elem, $pane, $items, pos ){
			$prev1.add($next1).fadeIn(200);
			if( pos == 0 )
				$prev1.hide();
			else if( pos >= $items.length-3 )
				$next1.hide();
		}
	});
	var $prev2 = jQuery("#ps2prev"); //prev button
	var $next2 = jQuery("#ps2next"); //next button
	$prev2.add($next2).hide();
	$next2.fadeIn(200);
	// scroll products
	jQuery("#ps2").serialScroll({
		items: 'li',
		prev: '#ps2prev',
		next: '#ps2next',
		start: 0, 
		step: 3,
		exclude: 2,
		duration: 600,
		stop: true,
		lock: false,
		force: true,
		easing: 'easeOutQuad',
		cycle: false,
		axis: 'x',
		offset: 0,
		jump: false,
		onBefore:function( e, elem, $pane, $items, pos ){
			$prev2.add($next2).fadeIn(200);
			if( pos == 0 )
				$prev2.hide();
			else if( pos >= $items.length-3 )
				$next2.hide();
		}
	});
});