Timer: 0

File Name: interval_logic_and_multiple_begins.htm
Expected Behavior:
at t=5  video2 (1st interval) starts.
at t=10 video1 (1st interval) starts 5 seconds into the video.
at t=11 video1 (1st interval) disappears.
at t=11 video2 (1st interval) disappears.
at t=11 video1 (2nd interval) restarts 5 seconds into the video.
at t=11 video2 (2nd interval) restarts 5 seconds into the video.
at t=16 video1 and video2 (2nd intervals) disappear.