Make a button for each videos and with every button go to Button and Form panel
1- Action:apply video action.
2- Video: select video to play.
3- Option: select Play for this vedio.
4. Add another Action: Video.
5- Video: select video to stop
3- Option: select Stop for this vedio.
For the other videos repeat these steps
Thank Salah, I tried using these steps. I got the stop function to work on the videos, but is there a way to have the videos that have stopped playing to close as well? Right now on the page, the videos pop up when clicking the button and stays up the entire time.