i will write here about the website of the biggest computer programs company in the world . yes it is MICROSOFT and its website " www.microsoft.com "on this website you can see the programs made by microsoft like the widely used operating system WINDOWS it is used all over the world by more than one billion people . and you will find the history of this operating system from windows 3.11 to windows 95 and windows 98 and windows ME and windows NT and windows 2000 and windows XP service pack one and wervice pack two and finally windows vista . From my point of view the second program in importance is INTERNET EXPLORER it is now in the 7th edition . this program is widely used all over the world and i think you are using it now to see these words . but remember there is a lot of programs to explore the internet not only the microsoft internet explorer like MOZILLA FIREFOX , OPERA and NETSCAPE . and you will find information about the OFFICE PROGRAMS which is WORD, EXCEL , POWER POINT ,ACCESS and many other programs . these programs are so useful in all categories of work. any work .you will find it useful. microsoft company intorduce a lot of programs to the world you can explore it on its website . and for more information this is my two blogs : " www.mday2004.blogspot.com " and " www.mahmoud1987.blogspot.com "