Add new language or edit existing?
Install this cool plugin Codestyling Localization
- Checkout the wordpress-i18n tools directory from SVN
- For plugin
php makepot.php wp-plugin your-plugin-directory
- For theme
php makepot.php wp-theme your-theme-directory
- Download Poedit
- Open Poedit -> File -> New catalog from POT file.
- Translate and Save as “en_US.po” file (or ru_RU.po)