Added template for expression offset for log transform.
Added template for expression offset for log transform.

BackupTheBerlios/eqtl,BackupTheBerlios/eqtl,BackupTheBerlios/eqtl,BackupTheBerlios/eqtl,BackupTheBerlios/eqtl,BackupTheBerlios/eqtl,BackupTheBerlios/eqtl,BackupTheBerlios/eqtl,BackupTheBerlios/eqtl