hi,
i have a website in that i put one flash file but the client needs when open the browser first he want buffering that file after buffering he wants palying

anybody help me

So are you saying you are looking for a preloader?

http://www.google.com/search?hl=en&q=flash+preloader

No.. No...
I am saying about buffering when import a video file into flash it will showing a buffering like preloder about preloder but i need how to insert a video into flash and how to give buffering that file

please help

It's a setting in the player on the user's computer.

It's a setting in the player on the user's computer.

no buffering it's not depends on comuter user,
in Falsh there is one option in componends buffering but it needs some Action Script