Start Bar Missing

i just started my omp and logged into my windows xp pro account and the start bar is just missing all i see r the desktop icon i think msn is still running but norton is not its giving me an error that it was not able to start i dont know wat the problem is

is it just the start button or the entire taskbar?

look here if this helps.

Code:

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http://support.microsoft.com/default.aspx?scid=kb;EN-US;Q318027

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good luck