function credits(theURL,winName,features) { //v2.0
  window.open("http://www.ma-tic.com/credits/credits.htm","credits","width=234,height=220");
}
function privacy(theURL,winName,features) { //v2.0
  window.open("http://www.fonitalia.it/privacy.htm","privacy","width=550,height=300,scrollbars=yes");
}
function spettro(theURL,winName,features) { //v2.0
  window.open("http://www.fonitalia.it/pages/spettro_suoni.html","privacy","width=421,height=500,scrollbars=no");
}