ouverture=0;
function ouvre_footer()
{
 if (ouverture==0)
 {
 document.getElementById('footer').style.visibility = "visible";
 ouverture=1;
 }
  else
 {
  document.getElementById('footer').style.visibility = "hidden";
  ouverture=0;
 }
}

function show_recherche()
{
 
 document.getElementById('box_recherche').style.visibility = "visible";
 document.getElementById('box_recherche_shadow').style.visibility = "visible";
}

function hide_recherche()
{
 
 document.getElementById('box_recherche').style.visibility = "hidden";
 document.getElementById('box_recherche_shadow').style.visibility = "hidden";
}

function zepopup(nom)
{
nombulle="popup_"+nom;
document.getElementById('popup_cinema').style.visibility = "hidden";
document.getElementById('popup_livres').style.visibility = "hidden";
document.getElementById('popup_art').style.visibility = "hidden";
document.getElementById('popup_musique').style.visibility = "hidden";
document.getElementById(nombulle).style.visibility = "visible";
}

function ferme()
{
document.getElementById('popup_cinema').style.visibility = "hidden";
document.getElementById('popup_livres').style.visibility = "hidden";
document.getElementById('popup_art').style.visibility = "hidden";
document.getElementById('popup_musique').style.visibility = "hidden";
}

function cadre()
{
  document.getElementById('cadrephoto').style.visibility = 'visible';
}