This page contains a list of some interesting web pages with a brief description of each. These aren’t full websites (in the sense that the website contains much more information, whereas I am looking at just one page/section of the website) and therefore I haven’t listed them with the other website reviews.
Elements of Style
The Elements of Style by William Strunk, Jr., is an invaluable resource for any student of the English language or anyone interested in writing in English. It tells you in brief about the principal requirements of plain English style and the rules of usage and principles of composition most commonly violated by beginning writers.
Housecall—Free Online Virus Scan
Housecall is a free online antivirus scanner from Trend Micro. You can use this in an emergency to scan your system if you feel the anti-virus program on your computer is not working.