<script type="text/javascript">

        dojo.addOnLoad(function() {

            var kw = {

                url: "JSONServlet",

                content: {
                    data_manager: "accordion",
                    insurance_kind: "oms"
                },

                handleAs: "text",

                load: function(response) {

                    var aContainer = dijit.byId("leftAccordion");
                    var responseObj = dojo.fromJson(response);

                    dojo.forEach(responseObj.items,
                        function(item, index){

                            aContainer.addChild(new dijit.layout.ContentPane({
                                    title: item.name
                            }));
                        }
                    );

                    aContainer.startup();

                    return response;
                },
                error: function(error) {
                    alert(error);
                },
                mimetype: "text/json"
            }

            dojo.xhrPost(kw);
            //dojo.stopEvent(e);
        });
    </script>