Need a visual studio add-in such that the user can easily create a resource string when necessary.The tool should create a new resource ID and add it to all(multi) language files for unamaged projects(c++ win32 application). Can you suggest any tool?

I have windows application project where we implementing Internationalization (localization+ globalization) for this. I have requirement where we need a visual studio add-in such that the user can easily create a resource string when necessary.The tool should create a new resource ID and add it to all(multi) language files (multi proejects) for unamaged projects(c++ win32). Is there any tool for automation to these things. Please suggest any tool or better approach.

Thanks

Srinivas