H.264 encoded .mp4 not playable on iphone i have a video podcast that i've synced to my iphone.  when i browse the iphone through itunes, it shows that the podcast is on the phone.  when i open the 'Music' app in my phone, the podcasts don't show up.

the video is H.264 encoded .mp4 files, and my phone has 5 GB free.

how do i get the videos to show up and play?
Does it play on your computer in iTunes?  There is a menu choice in iTunes that will convert to iPhone-compatible format.