var content = new Array (
    
 "<img src='images/menu_azbatiment.gif'>",
 "<img src='images/menu_vehicule.gif'>",
 "<img src='images/menu_batiment.gif'>",
 "<img src='images/menu_signaletique.gif'>",
 "<img src='images/menu_creation.gif'>",
 "<img src='images/menu_logocontact.gif'>"
);
 
function changetext(c){
 
 document.getElementById("descriptions").innerHTML = c;
}