please help Norton internet security 2012 installation

Please help

 

 

I have just purchase and down load Norton internet security.

 

I am installing the Norton internet security,  it asked me to restart my computer and I did.

 

after my computer restarted, the automatic installation started, 
However,

 

after a while it give me this message

 

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Norton Internet security 2010

Installing Less then 1 minute remaining

 

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and stay there forever.  


I have try to stop it  with  ctr +alt+ del,  click on the X on the message box,  but all  end up freeze my computer totally.  the computer is totally stuck.

 

 

 

Please help me to get me out of this and install the software properly.   I really need step by step instruction.

 

 

Thanks!