Javascript实现简单的下拉二级菜单
- - CSDN博客Web前端推荐文章在线演示; http://jsfiddle.net/Web_Code/ThhbG/embedded/result/. 数 据 库. 前台脚本. 后台脚本. var ulObj1 = this.getElementsByTagName('ul')[0]; //this是HTMLElement对象.
在线演示; http://jsfiddle.net/Web_Code/ThhbG/embedded/result/
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