// Initialisation de la hauteur
function initSize() { 
	var test1 = document.body.scrollHeight;
	var test2 = document.body.offsetHeight;
	if (test1 > test2){
		var Taille = (document.getElementById('Contenu').scrollHeight)+410; 
	} else {
		var Taille = (document.getElementById('Contenu').scrollHeight)+410; 
	}
	var Menu = document.getElementById('Gauche');
	Menu.style.height = Taille+"px";
}

Shadowbox.init({
    overlayColor:     "#000000",
    overlayOpacity:    0.8
});