var page = -312;
var posn = page * daysToScroll;

Window.addEvent('domready',function() {
 	scroller = new Fx.Style('calendar','left',{duration: 500,	transition: Fx.Transitions.Quad.easeInOut});
 	scroller.set(posn);
 });

function scrollLeft() {
	scroller.start(posn,posn+page);
	posn += page;
}

function scrollRight() {
	scroller.start(posn,posn-page);
	posn -= page;
}