function montre(id)

{  if (document.getElementById)

   { document.getElementById(id).style.display="block"; }

   else if (document.all)

   { document.all[id].style.display="block"; }

   else if (document.layers)

   { document.layers[id].display="block"; }

}



function cache(id)

{  if (document.getElementById)

   { document.getElementById(id).style.display="none";	}

   else if (document.all)

   { document.all[id].style.display="none"; }

   else if (document.layers)

   { document.layers[id].display="none"; }

}