$(document).ready(function(){
	var largeurslider = 800;
	var superstars = $('.cp');
	var nbSuperstasrs = superstars.length;
	var i=0;
	
	$('.champ .navigation img.gauche').click(function(){
		i = i +1;
		if((i==parseInt(nbSuperstasrs/4)) ||(i==parseInt(nbSuperstasrs/4)+1))
			i = 0
		$('.champ .centrage').animate({'marginLeft' :-800*i},1000);
		
	});
	
	$('.champ .navigation img.droit').click(function(){
		i = i -1;
		if (i<0)
		{
			if(parseInt(nbSuperstasrs/4) ==nbSuperstasrs/4)
				i = parseInt(nbSuperstasrs/4)-1;
			else
				i = parseInt(nbSuperstasrs/4);
		}
		$('.champ .centrage').animate({'marginLeft' :-800*i},1000);
	});
});