//MENU DEROULANT
function navigation_deroulant()
{
        if(document.formulaire.url.value!="vide.htm")
  {
    parent.window.location=document.formulaire.url.value;
  }
}

function fct_show(str) {
var elmts = new Array();
elmts = str.split("|");
for(i=0; i<elmts.length; i++) {
calc = document.getElementById(elmts[i]);
calc.style.visibility = "visible";
}

}
function fct_hide(str) {
var elmts = new Array();
elmts = str.split("|");
for(i=0; i<elmts.length; i++) {
calc = document.getElementById(elmts[i]);
calc.style.visibility = "hidden";
}

}