Why is my computer still crashing?

[FONT=arial]How Can I Stop This Blue Screen?[/FONT]
[FONT=arial]I just got a new computer 2 days ago through replacement of my old one in warranty. I didnt download any software on it and I get these? Maybe its a site ive been on or what. Idk? I have antivirus. I had the same problem with my last computer.[/FONT]

[FONT=arial]I didnt even put my old files on the new computer.[/FONT]

[FONT=arial]Dell Inspiron 620[/FONT]

[FONT=arial]http://tinypic.com/r/30wb709/6[/FONT]

[FONT=arial]http://tinypic.com/r/macu9z/6[/FONT]
[FONT=arial]why am I getting this messages?[/FONT]
 
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