function affiche_menu(v1){

    element = document.getElementById(v1);
    element.style.visibility="visible";
    
    if (v1=="groupe"){
        element = document.getElementById("fiche");
        element.style.visibility="hidden";
        element = document.getElementById("syndic");
        element.style.visibility="hidden";
        element = document.getElementById("location");
        element.style.visibility="hidden";
        element = document.getElementById("vente");
        element.style.visibility="hidden";
    }
    else if (v1=="syndic"){
        element = document.getElementById("groupe");
        element.style.visibility="hidden";  
        element = document.getElementById("fiche");
        element.style.visibility="hidden";       
        element = document.getElementById("location");
        element.style.visibility="hidden";
        element = document.getElementById("vente");
        element.style.visibility="hidden";        
    }
    else if (v1=="fiche"){
        element = document.getElementById("groupe");
        element.style.visibility="hidden";    
        element = document.getElementById("syndic");
        element.style.visibility="hidden";       
        element = document.getElementById("location");
        element.style.visibility="hidden";
        element = document.getElementById("vente");
        element.style.visibility="hidden";        
    }
    else if (v1=="location"){
        element = document.getElementById("groupe");
        element.style.visibility="hidden";    
        element = document.getElementById("syndic");
        element.style.visibility="hidden";       
        element = document.getElementById("fiche");
        element.style.visibility="hidden";
        element = document.getElementById("vente");
        element.style.visibility="hidden";        
    }
    else if (v1=="vente"){
        element = document.getElementById("groupe");
        element.style.visibility="hidden";    
        element = document.getElementById("syndic");
        element.style.visibility="hidden";       
        element = document.getElementById("location");
        element.style.visibility="hidden";
        element = document.getElementById("fiche");
        element.style.visibility="hidden";    
    }    
}

function cache_menu(v1){
        element = document.getElementById("fiche");
        element.style.visibility="hidden";
        element = document.getElementById("syndic");
        element.style.visibility="hidden";
        element = document.getElementById("groupe");
        element.style.visibility="hidden";
        element = document.getElementById("vente");
        element.style.visibility="hidden";
        element = document.getElementById("location");
        element.style.visibility="hidden";
}
function select_menu(v1){
    element = document.getElementById("groupe").document.getElementsByClassName(v1);
    element.style.color= "#e2001a";
}