学习mark
http://www.html5jscss.com/js-data-scope.html
http://www.cnblogs.com/foodoir/p/5977950.html
http://www.360doc.com/content/13/0412/11/7492958_277750522.shtml
学习mark
http://www.html5jscss.com/js-data-scope.html
http://www.cnblogs.com/foodoir/p/5977950.html
http://www.360doc.com/content/13/0412/11/7492958_277750522.shtml