jQuery插件中调用自身函数险入死循环...求高人指点


$.fn.leftTreeView = function (url) {
            //声明一些通用的标签 节点的状态 属性
            var defaults = {
                button_close: "<button class='closebutton' name='treebutton'  onfocus='this.blur();'/>", //关button
                button_imgclose: "<button class='imgclose' name='imgbutton' onfocus='this.blur();'/>", //图片关
                button_imgopen: "<button class='imgopen' name='imgbutton'  onfocus='this.blur();'/>", //图片开
                span_show: "<span class='show' onfocus='this.blur();'></span>" //内容显示span
            }
            //获取UL标签的ID
            return this.each(function () {
                var _ul = $(this);
                var li = $("<li>").addClass("liclass");
                //为UL标签内部添加内容.开关button,图片button,内容显示span
                li.append(defaults.button_close);
                li.append(defaults.button_imgclose);
                li.append($(defaults.span_show).html("总部").attr("sendId", 0));
                //为li标签绑定事件
                $(".show").hover(function () { $(this).css({ cursor: "pointer" }); }, function () { $(this).css({ cursor: "defalut" }); });
                //为button标签绑定事件
                _ul.append(li);
                li.toggle(Loadtreeinfo(url,li), Closetreeinfo(li));
                li.click();  //加载完之后click;
            });
            function Loadtreeinfo(url,li) {
                //获取隐藏值
                var orgId = li.find(".show").attr("sendId");
                //更换两张图片
                li.find("button[name='treebutton']").removeClass("closebutton");
                li.find("button[name='treebutton']").addClass("openbutton");
                li.find("button[name='imgbutton']").removeClass("imgclose");
                li.find("button[name='imgbutton']").addClass("imgopen");                //获取数据
                var node = $("<ul>").addClass("uls");
                var first = 0;
                li.append(node); //UL标签里添加ul标签
                $.ajax({
                    url: url,
                    type: "get",
                    data: "id=" + orgId + "&it=Orgnization&s=Default&u=null&t=null",
                    contentType: "application/json;charset=utf-8",
                    success: function (data) {
                        if (data.length == 0) {
                            $("#MainView").attr("src", "HABMemberList.aspx?Id=" + orgId);
                        }
                        for (var i = 0; i < data.length; i++) {
                            if (i == 0) {
                                first = data[i].Id;
                            }
                            var lis = $("<li>").addClass("liclass");
                            lis.append(defaults.button_close);
                            lis.append(defaults.button_imgclose);
                            lis.append($(defaults.span_show).attr("sendId", data[i].Id).html(data[i].DisplayName));
                            $(".show").hover(function () { $(this).css({ cursor: "pointer" }); }, function () { $(this).css({ cursor: "defalut" }); });
                            lis.toggle(Loadtreeinfo(url, lis), Closetreeinfo(lis));                            node.append(lis);
                            if (i == data.length - 1) {
                                $("#MainView").attr("src", "HABMemberList.aspx?Id=" + first);
                            }
                        }
                    },
                    error: function (xhr) {
                        alert(xhr.responseText);
                    }
                });            }
            //隐藏节点信息
            function Closetreeinfo(li) {
                //更换两张图片
                li.find("button[name='treebutton']").removeClass("openbutton");
                li.find("button[name='treebutton']").addClass("closebutton");
                li.find("button[name='imgbutton']").removeClass("imgopen");
                li.find("button[name='imgbutton']").addClass("imgclose");
                li.find("ul").hide();
            }
        }        $(document).ready(function () {
            var url = "<%=Nodes %>";
            $("#treeview").leftTreeView(url);
        });