Well, not exactly, but this flash card widget might be a fun addition to your web page.
The Language Bear website offers language flash cards in the form of web page widgets. These are available in French, Italian, Spanish and the Japanese shown below:
Created by Tim Johnson as a personal study tool for foreign languages, he decided to share the widgets with the world. The flash cards offer several hundred words per language, and allow you to pick either a category or a word type, or select ALL categories and word types for random study.