Code:
$somecontent .= lookup("25","Email(POP3)","$domain");
$somecontent .= lookup("143","Email(IMAP)","$domain");
$somecontent .= lookup("2095","Webmail","$domain");
$somecontent .= lookup("2082","Cpanel","$domain");
$somecontent .= lookup("2086","WHM","$domain");