LinkageSel Javascript 无限多级联动下拉菜单

LinkageSel ==== javascript Infinite level linkage select, chainable select, generate <select> element dynamitically, support local or ajax, or local + ajax data, can be set tips item as the firest <option> item, the only one item can be selected automatically, callback function, etc. Details on demo: http://linkagesel.xiaozhong.biz/index.html or http://linkagesel.xiaozhong.biz/index_en.html