技术参考博客

 

                     http://www.cnblogs.com/birdshover/archive/2008/08/26/1277103.html

                            http://www.cnblogs.com/phinecos/archive/2008/10/21/1316044.html

                            http://www.cnblogs.com/onlytiancai/archive/2009/03/02/1150687.html