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  从 SYSTEM 到 2006-4-2 21：53：29上 ALERT 的消息
  STOP！ WINDOWS REQUIRES IMMEDIATE ATTENTION。 
  windows has found CRITICAL SYSTEM ERRORS. 
  To fix the errors please do the following: 
  1. Download Registry Cleaner from: http://www.regscan32.com 
  2.Install Registry Cleaner
  3.Run Registry Cleaner 
  4.Reboot your computer
  FAILURE TO ACT NOW MAY LEAD TO DATA LOSS AND CORRUPTTON!


这是怎么回事 是病毒吗？