--- sql2xls.cgi	2008/11/03 21:39:44	15
+++ sql2xls.cgi	2008/11/03 21:53:30	16
@@ -116,6 +116,7 @@
 my $dbh = DBI->connect($dsn . $database,$user,$passwd, { RaiseError => 1, AutoCommit => 0 }) || die $DBI::errstr;
 
 sub _c {
+	return shift unless $db_encoding;
 	return decode( $db_encoding, shift );
 }