1.1 Introduction- Social Networking Sites
Few years back, usage of social networking sites became popular around the world. Social networking sites are also known as social networking website. Social networking sites (SNSs) are increasingly attracting the attention of academic and industry researchers’ fascinated by their affordances and reach. Social networking sites are web-base service that building an online community of people that share same interest, or activities and explore others people interest. Social network sites (SNSs) such as FACEBOOK, TWITTER, MYSPACE, CYWORLD, and BEBO have attracted millions of users, many of whom have integrated these sites into their practices. As of this writing, there are hundreds of social networking sites, with various technological affordances, supporting a wide range of interests and practice while their key technological features are fairly consistent, the cultures that emerge around SNSs are varied. Most site support the maintenance of preexisting social networks, but others help strangers connect based on shared interests, political views, or activities. Some sites cater to diverse audiences, while others attract people based on common language or shared racial, sexual, religious, or nationality-based identities. Sites also vary in the extent to which they incorporate new information and communication tools, such as mobile connectivity, blogging and photo/ video-sharing. Besides that, a social networking site is just a means for building these social networks. These sites are made up of some web representation for each network member (a profile) a list of their links or interests, and some kind of kook or gimmick to set that particular site apart from the crowd. A lot of social networking sites start to appear from year 1997 to 2001 that supporting various combinations of profiles. For an example ASIANAVENUE, BLACKPLANET and MIGENTE are the sites that allowed users to create personal, professional and dating profile. Besides that in 1999, LIVEJOURNAL listed one-directional connections on user pages to allow the users mark others as Friends to follow their journal. In 2001, the next wave of social networking sites is begun when Ryze.com was launched. This site helps people leverage their business network. Figure 1.1 shows the launch dates of major social networking sites. According to the survey by Pew Internet & American Life Project, more than half (55%) of all of online American youths ages 12-17 use an online social networking sites. Each country have a different popular social networking sites such as Friendster is popular in Malaysia (November 2008) and Facebook is more popular in Europe. Figure 1.1: Launch Dates of Major Social Networking Sites
Figure 1.2: World Map That Showing Popularity Social Networking Sites
Source: Alexa.com Ranking of the social networking sites
Ranked by the number of inbound links and number of monthly visitors, these are the top ten most popular social networking sites. 1) FACEBOOK
With 722,000,000 inbound links and an estimated 122,220,000 monthly visitors, Facebook is the king of social networking. ALEXA ranks facebook.com as the fourth most popular website in the world, meaning Facebook is a heavy hitter outside the world of social networking as well. Facebook is big in the younger set by the saying goes that “if it isn’t on Facebook, it didn’t happen”. Facebook is a popular way for employers to spy on employees and potential hires. Facebook is pretty basic as social networking goes, though there are plenty of Facebook which are specific “apps” that your friends will annoy you with endlessly. If you don’t know Facebook, you don’t know the internet. 2) MYSPACE
With only half of Facebook’s inbound links (about...