var l;
var r;
var curPage=0;
var nbPage;
var scroller;
var nbPerPage;
window.addEvent('domready', function() {
	nbPerPage=isPrimarySubDomain ? 3 : 4;
	l=$('scroll-left');
	r=$('scroll-right');
	//
	scroller=new Fx.Scroll('scroller-wrapper');
	nbPage=Math.ceil($$('#selection li').length/nbPerPage);
	$('total-pages').set('html', nbPage);
	//
	l.addEvent('click', function(e){scrollWrapper(e)});
	r.addEvent('click', function(e){scrollWrapper(e)});
});
function scrollWrapper(e) {
	var ev=new Event(e);
	ev.stop();
	var i;
	curPage=mod(curPage+(ev.target==l ? -1 : 1), nbPage);
	i=curPage*nbPerPage;
	var tg=$$('#selection li')[i];
	scroller.toElement(tg);
	$('current-page').set('html', curPage+1);
}