// JavaScript Document

function roll_on() {
  this.src = this.src.replace(/_off/,'_up');
}

function roll_off() {
  this.src = this.src.replace(/_up/,'_off');
}

function img_test() {
  for (i = 0; i < document.images.length; i++) {
    if (document.images[i].src.indexOf('_off.') > 0) {
      document.images[i].onmouseover = roll_on;
      document.images[i].onmouseout = roll_off;
    }
  }
}

function montre_statut(id,statut) {
    var d = document.getElementById(id);
    if(statut != ""){
        if (d) {d.style.display=statut;}
    }
    else{
        if (d) {
            if(d.style.display == "block"){statut = "none";}
            else statut = "block";
            d.style.display=statut;
        }
    }
}