window.onload = function()
{
		  
	var conteneur = document.getElementById('conteneur');
	var conteneur_Height = parseInt(conteneur.offsetHeight);
	
	var menuDroite = document.getElementById('menu-secondaire');
	var menuDroite_Height = parseInt(menuDroite.offsetHeight);
	
	if(menuDroite_Height > conteneur_Height)
	{
		var height =  menuDroite_Height -   10;
		conteneur.style.height = height + "px";
	}
	
	
}