var n_image_courante = 1;
var nb_images_diapo;
var defilement_automatique = true;

$(document).ready(function(){
		
	new scrollable('vignettesZone');	
	
	nb_images_diapo = $('#diaporamaZone > div').length;
	
	manageDefilementAutomatique();
	
	managePhotoChoice();
});

function manageDefilementAutomatique()
{
	setTimeout( "nextImage()", 4000 );
}

function nextImage()
{
	if (defilement_automatique) 
	{		
		n_image_courante = (n_image_courante+1) % (nb_images_diapo+1);
		if ( n_image_courante == 0 ) n_image_courante++;
		fade2images(n_image_courante, 1000);
	}
	
	manageDefilementAutomatique();
	
}

function fade2images(n_image, time)
{
	$('#diaporamaZone > div').fadeOut(time);
	$('#diaporamaZone > .image' + n_image).fadeIn(time);
}

function managePhotoChoice()
{
	$('#rondHome').hover(
		function()
		{
			defilement_automatique = false;
			$('#vignettesZone').animate({top: 255},500);
		},
		function()
		{			
			$('#vignettesZone').animate({top: 330},500);
			defilement_automatique = true;
		}
	);
	
	$('#vignettesZone .scroll .scrollIn .item a').hover(
		function()
		{
			n_image_courante = $(this).attr('class').charAt(5);
			fade2images(n_image_courante, 1);
		}
	);
}