Captivate 6/7 and iPad video playback

FLV is a Flash video.  To my knowledge iPads don't support this format. You will need to convert to some other video format that it does accept.

Look at this:

http://www.apple.com/ipad/specs/

Video formats supported: H.264 video up to 1080p, 30 frames per second, High Profile level 4.1 with AAC-LC audio up to 160 Kbps, 48kHz, stereo audio in .m4v, .mp4, and .mov file formats; MPEG‑4 video up to 2.5 Mbps, 640 by 480 pixels, 30 frames per second, Simple Profile with AAC-LC audio up to 160 Kbps per channel, 48kHz, stereo audio in .m4v, .mp4, and .mov file formats; Motion JPEG (M-JPEG) up to 35 Mbps, 1280 by 720 pixels, 30 frames per second, audio in ulaw, PCM stereo audio in .avi file format

http://www.daniusoft.com/tutorial/convert-flv-to-ipad.html