and a few other things....

1) Is there any ammount of Rain that can stop a football game while its in progress? Not lighting, just rain .

2) Same w/ Snow

3) Which guys is assigned to keeping track of the time the Offense has to get the play off(25 seconds) Is it the guy behind the Offense or the Defense? The guy who starts the arm chopping motion at 5 seconds to go? Which guy does that?

4) Why is it illegal for a coach to go past the 25 yard line? is there something specific... or thats just the way it is?