var page=1;
var MoveUnit=698;
var FotoPage=4;

function MoveLeft()
{
	//alert(page+"/"+pages);
	var posx = Element.cumulativeOffset($('Thumbs'))[0] 
	/*alert(posx);*/
	
	if (page>1) {
    new Effect.MoveBy('Thumbs', 0, MoveUnit , 
                              {
                                  duration: 0.4,  
                                  transition: Effect.Transitions.sinoidal, queue: 'end'
                              });
	page = page-1;
	}
}

function MoveRight()
{
	//alert(page+"/"+pages);
	var posx = Element.cumulativeOffset($('Thumbs'))[0] 

	if (page<pages) {	
    new Effect.MoveBy('Thumbs', 0, -MoveUnit , 
                              {
                                  duration: 0.4,  
                                  transition: Effect.Transitions.sinoidal, queue: 'end'
                              });
	page = page+1;
	}	
}
function init() {
	links=$("Thumbs").getElementsByTagName("a");
	MaxFoto=links.length;
	pages = Math.ceil(MaxFoto / FotoPage);
	/*alert(MaxFoto);
	alert(pages);
	;*/}
Event.observe(window, 'load', init, false);