To use the System Configuration Utility method

  a.. Close all open programs.
  b.. Click Start, Run and type MSCONFIG in the box and click OK
  c.. The System Configuration Utility appears, On the BOOT.INI tab, Check 
the "/SAFEBOOT" option, and then click OK and Restart your computer when 
prompted.
  d.. The computer restarts in Safe mode.
  e.. Perform the troubleshooting steps for which you are using Safe Mode.
  When you are finished with troubleshooting in Safe mode, open MSCONFIG 
again, on the BOOT.INI tab,  uncheck "/SAFEBOOT" and click OK to restart 
your computer