Dhtmlxtree构建树状菜单相关
使用dhtmlxtree 构建目录树实例
http://wangpj.iteye.com/blog/679927

基于dhtmlxtree构建动态维护树（一）
http://hi.baidu.com/ytwhw/blog/item/39ebb213f3a7bfd5f7039eea.html

dhtmlxtree树控件怎么读取动态生成的xml
http://www.iteye.com/topic/132911

dhtmlxtree如何关联数据库
http://zhidao.baidu.com/question/75073423.html

dhtmlxtree用Ajax刷新加载XML
http://www.ej38.com/showinfo/ajax-164953.html

Struts2结合DHtmlxTree做的树形菜单
http://express.ruanko.com/ruanko-express_22/webpage/tech8.html

DHtmlXTree应用指南
http://wenku.baidu.com/view/185d65c69ec3d5bbfd0a745c.html