window.addEvent('domready', function() {

  var myFond = $('main-conteneur');
  myFond.set('opacity', 0);
  myFond.set('tween', {duration: '2000'});
  var myCurtainLeft = new Fx.Tween('curtain-left', {duration:'2000'});
	var myCurtainRight = new Fx.Tween('curtain-right', {duration:'2000'});
	var myButtonOff = new Fx.Tween('delacer', {duration:'500'});
	
	$('delacer').addEvent('click', function(e){
		e.stop();
		myCurtainLeft.start('left', '-1050');
		myCurtainRight.start('right', '-1050');
		myButtonOff.start('visibility', 'hidden');

	});
	myButtonOff.addEvent('complete', function() {
			myFond.tween('opacity', '1');
	});
	
	myCurtainRight.addEvent('complete', function() {
		myCurtainRight.set('left', '-1050');
		myCurtainRight.set('visibility', 'hidden');
		myCurtainLeft.set('visibility', 'hidden');
	});
	
});