据网络安全公司诺顿近期公布的数据显示，“性”主题是2009年里青少年在线搜索最热的主题之一。诺顿的统计数据显示，本年度18岁以下青少年网络搜索最热关键词前三位是YouTube、Google和 Facebook，而“色情”和“性”则紧随其后，跻身前五。这一结果为家长敲响了警钟，提醒家长除了要留意孩子上网浏览的内容是否适宜，还应该采取一些技术手段限制不适宜的内容进入孩子的电脑。

specialty¹ firm Norton." width="260" height="173" src="/upimg/091220/4_010445_1.jpg" />
Sex was a hot online search topic for children in 2009, according to findings released by Internet security specialty firm Norton.

Sex was a hot online search topic for children in 2009, according to findings released by Internet security specialty firm Norton诺顿.

While the top three search terms for Internet users under the age of 18 were YouTube, Google, and Facebook, the words "porn色情文学" and "sex" took the next two positions, based on data from Symantec-owned Norton.

"These terms should raise a red flag to parents if they haven't had 'The Talk' with their children about content that may not be appropriate for适合于 kids," Symantec said in a release.

Boys' top 25 searches centered on social networking, games, shopping, and "adult terms," according to Norton.

Girls were also interested in online social networking websites, but their top 25 searches leaned more toward music, movies, celebrities², and television shows.

The findings were derived³ from由……得到 14.6 million searches conducted between February 2 and December 4 by users of a free OnlineFamily.Norton service that parents can use to filter or monitor their children's Internet use.

"When it comes to online threats, parents need to be concerned about more than just their child running into inappropriate content," said Norton Internet safety advocate Marian Merritt.

"What makes OnlineFamily.Norton unique is that it gives parents insight into kids' online activities and what interests them most so that parents can ensure they have a discussion with them about topics they're curious about, as well as protect them from cyberthreats."