My voicemail screen is stuck and won't change from the setup screen, I have rebooted twice and still have the problem this just happened today, does anybody have a solution for this issue on the iphone 3s?

I do i fix my voicemail screen it won't change when I tap the voicemail icon. The screen ishows greeting on the top left and speaker on the top right and call back on the bottom left and delete on the bottom right. I have rebooted twice and still the same. My software is up to date according to Apple software update check.

Why won't it go back to my screen that used dial my voicemail that is setup and working as checked from my phone when I called it. Please help.Thanks