Puntuado con 5 de 5 estrellas

I like KOLOBOK Smiles a lot, but lately I'm having problems trying to download this plugin in Firefox 4. It always gives me an error message, and installation is not possible. Could you please correct it?

Thank you very much. Greetings, and keep doing the good work!

Esta valoración es de una versión anterior del complemento (1.7).