A backbonejs Router sample

Router.js

(function () {
    var router = null, view = null;
    $(function () {
        RegisterRouter = Backbone.Router.extend({
            
            //setup route maps
            routes: {
                "": "list",
                "list/:key/:type": "list"
            },
            initialize: function (options) {
                _.bindAll(this, "remote_succeeded", "remote_failed");
                this.view = options.view;
                this.view.router = this;

                this.model = this.view.model;
                PageMethods.set_defaultSucceededCallback(this.remote_succeeded);
                PageMethods.set_defaultFailedCallback(this.remote_failed);

            },
            
            //handle routes, connect url to action
            list: function (key, type) {
                var items, o;
                key = key || this.model.get("key");
                o = _.clone(this.model.toJSON());
                items = o[key].items || [];
                type = type || o[key]["type"];
                if (type !== o[key]["type"]) {
                    items = [];
                }
                o["key"] = key;
                o[key]["type"] = type;
                this.model.set(o, { silent: true });
                this.abortWebMethods();
                if (!items || items.length === 0) {
                    switch (key) {
                        case "mykey":
                            $GLOBAL$AddToWsRequests(PageMethods._staticInstance.GetList(type));
                            break;
                        default:
                            break;
                    }
                }
            },
            save: function (data, cb) {
                $GLOBAL$AddToWsRequests(PageMethods._staticInstance.SaveRecord(data, this.model.get((this.model.get("key")))["type"], null, null, { callback: cb, update: data.Id !== 0 }));
            },
            get: function (id, cb) {
                $GLOBAL$AddToWsRequests(PageMethods._staticInstance.GetRecord(id, null, null, { callback: cb }));
            },
            del: function (id, cb) {
                $GLOBAL$AddToWsRequests(PageMethods._staticInstance.DelRecord(id, this.model.get((this.model.get("key")))["type"], null, null, { callback: cb }));
            },
            getList: function (cb) {
                $GLOBAL$AddToWsRequests(PageMethods._staticInstance.GetList(this.model.get((this.model.get("key")))["type"], null, null, { callback: cb }));
            },
            abortWebMethods: function () {
                $GLOBAL$AbortWebMethod("GetList");
                $GLOBAL$AbortWebMethod("SaveRecord");
                $GLOBAL$AbortWebMethod("GetRecord");
                $GLOBAL$AbortWebMethod("DelRecord");
            },
            remote_succeeded: function (r, c, m) {
                var result = r["result"], o, errorReturned;
                errorReturned = !$GLOBAL$FilterPageMethodsMessages(r)

                if (!errorReturned) {
                    if (m === "GetList" || m === "SaveRecord" || m === "DelRecord") {
                        key = this.model.get("key");
                        o = _.clone(this.model.toJSON());
                        o[key].items = result ? result : [];
                        this.model.set(o);
                    }
                    else if (m === "GetRecord") {
                        this.view.get_complianceView().model.set(result, { silent: true });
                        this.view.get_complianceView().render();
                    }
                }

                if (c && c.callback && c.callback.constructor === Function) {
                    c.callback.apply(null, [{ failed: errorReturned }]);
                }
            },
            remote_failed: function (err, c, m) {
                if (c && c.constructor === Function) {
                    c.apply(null, [{ failed: true }]);
                }
                if (!$GLOBAL$CheckWebMethodAborted(m))
                    $GLOBAL$displayMessage($GLOBAL$CreateSystemErrorMessage(err.get_message()));
            }
        });
    });

    function init_Register() {
        if (!router && RegisterRouter) {
            view = new RegisterView({ model: new RegisterViewModel() });
            router = new RegisterRouter({ view: view });
            Backbone.history.start();
        }
    }

    $(function () {
        init_Register();
    });

}());