Embedding YouTube Videos in Posts
This will show you how to embed YouTube videos simply and easily.
Step 1: Click the YouTube button located on the top right above the Advanced Editor (not to be confused with Quick Reply).
http://img109.imageshack.us/img109/2317/step1gt.jpg
Step 2: Highlight and copy the 'code' of the YouTube video link that you are trying to embed. The code is after the '=' sign. Note: some links will have a '&' after the code with other characters following. The video code is between the '=' and the '&'.
http://img690.imageshack.us/img690/5332/step2ga.jpg
Step 3: Paste the YouTube video code we just copied between the two YouTube brackets.
http://img225.imageshack.us/img225/6719/step3m.jpg
And you're done! Complete your post/thread and submit it. Your video will now be embedded in your post.