Social networks have become a global phenomenon and attracted extensive population from all around the world
in different ages, cultures, education levels, etc. In addition to routinely checking e-mails, reading daily forums
and newspapers or following instant message tools, people now also check their social network profiles by
following others’ status changes, updating their profiles or looking at others’ profiles. Research has shown that
many people connect to social network sites at least once a day either to check their profiles or to participate in
different online activities