invoice = new File(MInvoice.getPDFFileName(documentDir, C_Invoice_ID));
File attachment = re.getPDF(invoice);
log.fine(to + " - " + attachment);
email.addAttachment(attachment);
//
String msg = email.send();
MUserMail um = new MUserMail(mText, getAD_User_ID(), email);
um.save();
if (msg.equals(EMail.SENT_OK))
{
addLog (C_Invoice_ID, null, null,