// popup_centree
function popup_centree(url,largeur,hauteur) {
var top=(screen.height-hauteur)/2;
var left=(screen.width-largeur)/2;
w=open("","","top="+top+",left="+left+",width="+largeur+",height="+hauteur+",scrollbars=0,menubar=1,directories=0,status=0,resizable=0");
w.document.write("\n\nZoom\n\n");
w.document.write("\n");
w.document.write("![Image]("+url+")
\n");
w.document.write("\n");
w.document.close();
}
function afficher_bloc(x)
{
// On affiche le bloc concerné
document.getElementById(x).style.display="block";
}
function masquer_bloc(x)
{
// On masque le bloc concerné
document.getElementById(x).style.display="none";
}