http://blog.csdn.net/silenceburn/archive/2010/12/24/6096822.aspx
http://bbs.androidonline.net/forum-viewthread-tid-4029-highlight-android%2B%C4%A3%C4%E2%C6%F7.html
http://fanwei51880.blog.163.com/blog/static/32406740201092814437730/
http://www.angeeks.com/thread-35293-1-1.html
?