Should I buy Norton Antivirus for XP?

My laptop installed XP with 90 days Norton Trial version. Now the trial time is almost finish. Should I buy that or not? Who can give me some ideas? There are some important in my laptop. Thanks a lot

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• Do u like it or not , to start with? -redman- ♂ (84 bytes) () 01/24/2006 postreply 23:02:35

• 同感。諾頓使PC減速作用十分明顯，不追求速度倒也無妨。 -+- ♀ (0 bytes) () 01/25/2006 postreply 04:46:46

• AVG? -德性- ♂ (0 bytes) () 01/25/2006 postreply 04:17:46

• AVG Anti Virus -+- ♀ (152 bytes) () 01/25/2006 postreply 04:51:33