To change the size of dynamic text field by action script

hello everyone, i have created a simple timer using script for dynamic text box, but the numbers will only be visible with the size of the box.
[CENTER]ex : if the box is only for 4 digits, 9999 will be visible and after that 0000is visible.
[LEFT]so what can i do to increase the size of the dynamic text field automatically by using the action script [COLOR=Red]can anyone help:frowning:
[/COLOR][CENTER][COLOR=Red][COLOR=Blue]Thanks:D[/COLOR][/COLOR]
[/CENTER]
[/LEFT]
[/CENTER]

nvr mind i had got the solution