function impression()
{
 l = '' +window.location;
 l2 = l.replace( /(#haut)/ , '' );
 var v=window.open( l2+'&pr=1', 'popup','resizable=yes,scrollbars=yes,width=550,height=450');
 v.focus();
}
function impression2()
{
 l = '' +window.location;
 l2 = l.replace( /(#haut)/ , '' );
 var v=window.open( l2+'?pr=1', 'popup','resizable=yes,scrollbars=yes,width=550,height=450');
 v.focus();
}