www.info.apple.com Apple Service & Support Web Site. 
http://support.intel.comIntel Support and Download Web Site.
http://housecall.trendmicro.comTrendMicro Housecall.  This site is designed for Windows users.   Trend Micro Incorporated is a global leader in network antivirus and Internet content security software and services.  You can use their free online virus scan feature and download a free 30-day trial version of PC-cillin.
www.macfixit.comMacFixIt.  This site is for MAC users and has troubleshooting solutions.