sub OLEErrChk {
  my $operation=shift;
  my $critical=shift;
  my $errnum=Win32::OLE->LastError;

  if(!$errnum) {
    if ($errnum=~/0x80070094/) {
      print "$operation Failed (in use) trying something..\n";
      &Something;
    }
    else {
      print "$operation Failed: $errnum\n"; 
      die if ($critical);
    }
  }
  else {print "$operation was Successful.\n"}
}