flash and php (using the varibles)

Hi guys i hope there is someone in here that use flsah along with php to help with this :) Anyway i will make it simple. mysql returns a number say 123 i want flash to take this number to animate a progress bar, but here the problem it does work but the progress bar dosn't animate it just sets to the hieght of the numbers sent back from mysql. How can i slow down the animation of the progress bar Anyone