How to embed Vimeo (and other flash) videos:
Note that this will not work for all flash video sites, it depends on how open the video site chooses to be.
1. Copy embed code from Vimeo, find URL to video within the embed code:
2. When writing new Post, click on Flash button (silver f, second from right) in toolbar:
3. Paste in URL from embed code:
4. Enter 400 for width, then 300 for height when prompted.
5. Publish your post and test.