修改支持iframe，这样后台多navtab时，就不用为每个dom定义ID了！！！！

OpenAuth.Mvc/Views/UserManager/Index.cshtml

@@ -7,7 +7,7 @@
 
 @{ Html.RenderAction("MenuHeader", "Home");}
 
-<div class="bjui-pageContent tableContent">
+<div class="bjui-pageContent tableContent" style="position:relative">
     <div class="clearfix">
         <div style="float: left; width: 220px; overflow: auto;" class="table table-bordered">
             <ul id="@_treeId" class="ztree"></ul>
@@ -82,7 +82,7 @@
                     pattern: 'yyyy-MM-dd HH:mm:ss'
                 }
             ],
-            dataUrl: 'UserManager/Load?orgId=' + selectedId,
+            dataUrl: '/UserManager/Load?orgId=' + selectedId,
             fullGrid: true,
             showLinenumber: true,
             showCheckboxcol: true,
@@ -115,7 +115,7 @@
             },
             callback: { onClick: zTreeOnClick }
         };
-        $.getJSON('OrgManager/LoadOrg', function (json) {
+        $.getJSON('/OrgManager/LoadOrg', function (json) {
             var zTreeObj = $.fn.zTree.init($('#@_treeId'), setting, json);
             zTreeObj.expandAll(true);
         });
@@ -128,7 +128,7 @@
         var selected = getSelected('#@_gridId', 2);
         if (selected == null) return;
 
-        $.getJSON('UserManager/Delete?Id=' + selected, function (data) {
+        $.getJSON('/UserManager/Delete?Id=' + selected, function (data) {
             if (data.statusCode == "200")
                 refreshGrid();
             else {