1. It's isn't in hide status?

2. The article [Q318027] explains that when WinXP is started, one or more of the following behaviors may be experienced that can occur if the Windows settings for a particular user account are corrupted, and suggest three methods for troubleshooting this problem:

a. When you log on normally, the taskbar does not appear.

b. If you press CTRL+ESC, the Start menu does not appear.

c. If you log on to Windows in Safe mode, the taskbar does appear.