window.addEvent('domready',function(){var wrapper=$('carousel');var carousel=$('carousel-content');var items=$$('#carousel li');var item_width=282;var max_margin=items.length*item_width-item_width;var animation=new Fx.Tween(carousel,{duration:500});function next_item(pos){if(pos==-max_margin){animation.start('left',0);}else{var newposition=pos-item_width;animation.start('left',newposition);}}
function previous_item(pos){if(pos==0){animation.start('left',-max_margin);}else{var newposition=pos+item_width;animation.start('left',newposition);}}
$('next').addEvent('click',function(){var position=parseInt(carousel.getStyle('left'));next_item(position);});$('previous').addEvent('click',function(){var position=parseInt(carousel.getStyle('left'));previous_item(position);});});