To post a video from youtube on fubar, you will need to change two things in the code.
First, get your code from youtube, it should look like this:
Copy and paste it into your profile where you want the video.
At the beginning AND end of the code where you see you need to change this to
After you do that, save your changes and your video will show up on fubar.
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To make the new code autoplay, you will need to add ?autoplay=1 directly before the last quotation mark that has the youtube url. This will be before frameborder. It should look like the following:
***EDIT 01/19/2015
If your code doesn't look like the above, you can generally get around it pretty easily. No matter what your code looks like, you'll need to add
&autoplay=1
Here's the easiest way to find where to add it; before the FRAMEBORDER in the code, there will be a quotation mark, &autoplay=1 needs to go in the code right BEFORE that quotation mark; you'll see above, it is added right after showinfo=0
***EDIT 01/26/2016
If the above does not work, try putting and ? instead of &:
?autoplay=1
Again, it will need to go in the quotation mark BEFORE Frameborder. As of Jan 26th, this is the method that was working for me.
If the above doesn't work - please try this method: