in the csharp 2005 we can get this control using this code
this.controls["btnstatic"]
but in the 2003 need index of this control
how i can solved this problem in 2003 not need to index need use name of control
BR

If you set it so that btnstatic is an asp.net control and set runat="server", you should be able to reference it by it's ID.

btnstatic.Text = "Button Text";
btnstatic.Eneabled = true;
...

Otherwise I think you can try FindControl