1. Save your pivot
2. now save it as a .gif, by clicking the drop down bar, under where you type in the name of it.
3. This box will pop up. for best results, uncheck merge. for frame delay, put 6, and shrink frame do 2.
4. Now, go to www.imageshack.us and upload your .gif
5. copy the direct link to image bar, and theres the link to your animation.
6. If you want it to show your animation without having to click a link, click this button: and paste the link in.