后台注册JS到前台直接调用实现方法

-- 将对象转化成json
System.Web.Script.Serialization.JavaScriptSerializer().Serialize(list)
this.Page.ClientScript.RegisterClientScriptBlock(GetType(), "DataInit", 
"<script type='text/javascript'>var MENULIST=" + new System.Web.Script.Serialization.JavaScriptSerializer().Serialize(list) + "</script>");

  1》 obj是MENULIST 
$(function () {
            InitMenu($("#mainDiv"),MENULIST);
            $("#mainDiv").treeview({
             // animated: "fast",
                collapsed: false,
                unique: false,
                persist: "location"
            });
        });
InitMenu = function (tar, obj) {
            var list = obj;
            //创建有序列表
            var ul = $("<ul></ul>");
            if (list != null && typeof (list) != "undefined"&&list.length>0) {
                for (var i = 0; i < list.length; i++) {
                    //循环生成li并添加
                    var li = $("<li></li>", {
                        funcId: list[i].Id    --转换成json后用 list[i].ID
                    }).appendTo(ul);//.addClass("SubMenu")
                    //创建span追加到li
                    var span=$("<span></span>", {
                        text: list[i].NativeName
                    }).css("cursor", "pointer").bind("click", list[i], function (e) {
                        menuClick(e.data.Url, e.data.Target, e.data.Id, $("li[funcId='" + e.data.Id + "']"));