$(document).ready(function() {
	$(".lien_menu").hover(function(){
		$($($(this).children()[0]).children()[0]).animate({marginTop: '0px', opacity:'1'}, 300);
	}, function(){
		$($($(this).children()[0]).children()[0]).animate({marginTop: '-21px', opacity:'0'}, 300);
	});
});

var current_bandeau=1;
var nb_bandeaux=1;

function bandeau_auto(){
	$('#bandeau_'+current_bandeau).fadeOut(1000);
	if(!document.getElementById('bandeau_'+(current_bandeau+1))){
		current_bandeau=1;
	}else{
		current_bandeau++;
	}
	$('#bandeau_'+current_bandeau).fadeIn(1000,function(){
		setTimeout("bandeau_auto()",5000);
	});
}