Startup problems HELP!!!!!

> I have a Compaq Presario 2500, pentium 4, with windows xp.
> When I start my computer and it is booting up it is fine
> but right before it loads the desktop it gets stuck on a
> screen that sais "windows", and it is blue. It usually
> sais loading..... but now it does not and it wont go any
> farther and I dont think that it is frozen because the
> mouse still moves? I've tried the reset button and a few
> other things but nothing sems to work.
>
> Thankyou,
>
> Nicole
> neenee960(remove this)@yahoo.com