function animation() {
	
	$('right').hide();
	$('left').hide();
	
	$('chargement').show();
	
	setTimeout('appearCentre()' , 1000);
}

function appearCentre() {			
	
	$('chargement').hide();
	
	setTimeout('appearMenu()' , 1500);
	
	new Effect.SlideDown('left' , {duration:"1"}); 
	

}

function appearMenu() {

	$('right').show();
	
	$('right').setStyle( {left:'300px'} );
	
	new Effect.Move( 'right',{ x:300 , y: 0, mode: 'relative', duration: '1'});
	
}