Beverly, it does sound like your lens is stuck and can not fully extend. Check [http://www.ifixit.com/Wiki/Sony_Cyber-shot_DSC_W150_Troubleshooting|on here]
"Lens won't fully extend ¶
Screen shows Turn off and on again. ¶
Turn off the camera, remove the batteries from the camera and wait a few minutes. Replace the batteries and turn the camera on.
If the lens will still not extend, replace the batteries and turn the camera on.
If the lens will still not extend, check to see if there is any particles in the lens barrel. Blow air in the lens barrel to remove any sand or grit that may be preventing the lens from extending completely." There is also more generic information about that [http://camerarepair.blogspot.com/2007/11/repair-of-stuck-lens-covers.html|on here.] You will find a decent video (not exactly your model, but same problem), [http://www.youtube.com/watch?v=j8zhYeIPS3E|on youtube]