var opt0 = ["一级分类|0", "二级分类|0", "三级分类|0"];
var dsy = new Dsy();
dsy.add("0", ["计算机|5"]);
dsy.add("0_0", ["软件工程|68","IT认证|71","电子营销|318","3g移动技术|935"]);
dsy.add("0_0_0", ["网络工程师|429","数据库工程师|430"]);
dsy.add("0_0_1", ["PHP|451","JAVA|452","Linux认证|455"]);
dsy.add("0_0_2", ["网络营销|441"]);
dsy.add("0_0_3", ["html5|1177","ui界面|1178"]);