window.addEvent('domready', function() {
	//-vertical

	var myVerticalSlide = new Fx.Slide('enviar-amigo');
	
	myVerticalSlide.hide();
	
	$('btnEnviar').addEvent('click', function(e){
		e.stop();
		myVerticalSlide.slideIn();
		
		var myFx = new Fx.Tween('btnEnviar');
		var myFx2 = new Fx.Tween('btnImprimir');
		myFx.start('opacity', 0);
		myFx2.start('opacity', 0);
	});

	$('btnCerrar').addEvent('click', function(e){
		e.stop();
		myVerticalSlide.slideOut();
		
		var myFx = new Fx.Tween('btnEnviar');
		var myFx2 = new Fx.Tween('btnImprimir');
		myFx.start('opacity', 1);
		myFx2.start('opacity', 1);
	});
});