var number = 4;
$('#images').cycle({
	fx:      'scrollRight',
	next:   '#previous',
	prev:   '#next',
	timeout: 0,
	speed: 600,
	manualTrump: false,
	before: onBefore,
	after: onAfter
});

$('#descriptionSlider').cycle({
	fx:      'scrollLeft',
	next:   '#previous',
	prev:   '#next',
	timeout: 0,
	speed: 600,
	manualTrump: false,
	before: onBefore,
	after: onAfter
});

function onBefore() {
	$("#previous").attr('id','previousBlocked');
	$("#next").attr('id','nextBlocked');
}

function onAfter() {
	$("#previousBlocked").attr('id','previous');
	$("#nextBlocked").attr('id','next');
}