1. Never say “Yes” in the bid to install a program from the website that you do not believe credibility. Some sites deliberately offer programs that are interesting, but actually disguise from viruses or spyware (programs detective). Some porn sites suspected as the source distribution of the programs with these types.
2. Avoid opening the attachment directly to the file on the email that you do not know the sender. If you recognize the sender, try to contact the sender of the email so you can verify the contents of an email attachment. Although you have to know the sender, not necessarily email that was sent came from. The virus can disguise to be anyone in the spread itself. However, if you do not want to process is too complicated, keep it first in the computer and check with the antivirus program before opening it. If you careful, the pattern of virus files on your email can be detected by looking at the title and the email file size is included.
3. Facilitate the inspection process so that the virus automatically, install Antivirus program in the computer. If you use the email program of Microsoft Outlook or Outlook Express, use the antivirus which checks email support. Some programs antivirus such as McAfee and Norton Antivirus is complete with email checking facilities. But do not forget to update the virus data periodically, e.g. once a month, to identify the latest virus-virus.
4. Installing the latest Service Pack for your operating system also needs to be done to close the rift that security can be used to attack the virus. However, make sure that Service Pack that you get comes from sources that can be trusted. Sometimes there is a misleading email that announces the existence of repair defect (bug) but it shows the latest location virus file to download.
5. Make sure you do not open the file-sharing facilities in time is too long. If necessary, a directory of the share should be given the additional password. Some viruses replicate themselves often do with the copy itself to the directory which is equipped with a share without a password.
When the computer have been infected virus, so you should do backups on the data you consider important and cleans the system using the antivirus program. If the number of files infected with the virus that is too many, should be format and reinstall because the cleaning process is no longer effective. While the data in the backup need to be examined before the anti-copy back in to the new system.

Benefits facebook is not only socially, but also a means of communication, looking for work, to the campaign. Unfortunately, busy work especial facebook make a lot of people now spend more time working instead. It is not surprising that many companies began implementing policies mengeblok this site in the office. A research also shows the relationship between the increasing number facebook with divorce in England and Australia.

Well, if you include people in his life began to be a facebook? See 10 signs below.

1. Facebook has become the home computer or the internet in your laptop.

2. You change the status of more than two times a day and diligently on friend status changes.

3. Your friend’s list already exceeds the number 500 and half of the almost unknown.

4. When you’re away from your computer, you also visit facebook via BlackBerry, iPhone or other smart phone

5. Diligently read the profile friend more than two times a day, although he does not send a message or men-tag in your image.

6. You change your profile picture more than 12 times.

7. You read this article while visit facebook.

8. You clean the “wall” that has been shown not to FB.

9. You become a member of more than 10 groups and respond to any invitation even though not actually interested.

10. You change your relationship status to only increase in popularity of facebook.

1. It looks more simple and clean, not many ads that are displayed there-here, there are only two ads are automatically changed.
2. Features an image tag, so in a photo we can provide information on the image, the mouse cursor when we drive, of course, will contain information about what is in the image, such as the name of each person in the photo.
3. Have an application which is quite a lot.
4. Have a chat facility; we can chat directly with a friend when we are online.
5. Have a facility to advertise products or businesses that we have.
6. The process is to request friends is quite simply just to add and enter the catch code (security code) only.
7. Information displayed in the data is generally facebook personality made correctly.
8. Privacy Settings features, you can set who can access the information in your profile, and who is not allowed.

The disadvantages of Facebook:

1. Un customize, means facebook user not allow to modify the template, color, cursor, and other background.
2. A large number of applications that install on facebook sometimes make access becomes more slow, mild for the application you just adjust as needed.
3. Facebook sometimes long for access, perhaps because many already usernya.
4. Chat feature is still very simple.
5. Many long time facebook user (old facebook) that does not look like the new facebook.

Within two weeks after the launch, half of all Harvard students have signed up and have an account at Facebook. Not only that, several others around the campus of Harvard also ask for inclusion in the Facebook network. Zuckerberg also eventually help the two friends to help develop and meet the demand Facebook campuses to join the network. Within 4 months since the launch, Facebook already has 30 campuses in the network.

With the success, Zuckerberg and the two friends decided to move to Palo Alto and rented an apartment there.

Zuckerberg successfully met Sean Parker (Napster cofounder), and the results of meeting Parker also agreed to move to an apartment Facebook to work together to develop Facebook. Not long after that, Parker successfully get Peter Thiel (Paypal cofounder) as the first investor. Thiel invested 500 thousand U.S. Dollars for the development of Facebook.

Number of accounts at Facebook increasing sharply, so in mid-2004 Friendster bid to buy Facebook for Zuckerberg worth 10 million U.S. Dollar, and Zuckerberg rejects that agreement with friendster. Zuckerberg does not at all sorry to reject the bid because not long after that Facebook receives endowment fund of more U.S. Dollar 12.7 million from Accel Partners. And since then endowment funds from various investors continue to flow to the development of Facebook.

In September 2005 Facebook is not only to limit the network of students. Facebook is a network for high school students. Some time later Facebook is also a network for workers kantoran. And finally in September 2006 Facebook opened registration to anyone who has an e-mail address.

Aside from Friendster reject bid for 10 million U.S. Dollar, Zuckerberg also reject Viacom’s bid to buy Facebook at 750 million U.S. Dollar, and Yahoo’s bid to buy Facebook worth 1 billion U.S. Dollar.

No other social networking site that is capable of rival attraction of Facebook users. In 2007, there is the addition of 200 new accounts per thousand More than 25 million active users to use Facebook every day. The average user spent approximately 19 minutes per day to perform various activities on Facebook.