On the website of the flight simulator ( Microsoft ) , their is an free demo with 4 airplanes and a part of the world where you can fly in ( carraibes ) . If you want the full version, you need to pay for it, but if you like , you can add more planes into your demo by flight simulator addons ( just type in google "fsx addons")
I can't give you one, but I can give you my top 3. 1.)FlightSim.com 2.)AVSIM.com 3.)Simviation.com They are my preferences and the sites that I download all my addon aircraft.
Fsx in just one game where as FSX Gold is Fsx deluxe with the addon pack Fsx acceleration
The term used is an "Auto Installer". Which means that when you download a FSX addon it will install itself without you needing to paste folders around manually etc. Its not easy finding these Auto installers Addons try http://www.flightstick.org or http://www.flightsimworld.com thy have some good downloads.
You can get FSX on your PC by having the 2 CD's that install FSX.
No oovoo can not cause viruses.
you can get the twin towers into fsx by downloading it or setting the settings for fsx to realistic
Parasites can carry and transmit viruses, but they do not "cause" them.
Some can cause cancer. They are called oncogenic viruses.
Its not default airline in fsx. If you have down loaded 3rd party addons you will need to uninstall and go through the full install again. Check with the forums that the add on came from for install tips
While most viruses co-exist harmlessly in their host and cause no signs or symptoms of disease, many of the viruses do cause fever.
No, Clubpenguin is a safe site run by Disney that does not cause viruses.