问主干model.save()没有将ID附加到URL末尾

EN

Remote Address:::1:670
Request URL:http://localhost:670/api/contacts
Request Method:PUT
Status Code:405 Method Not Allowed
Request Headersview source
Accept:application/json, text/javascript, */*; q=0.01
Accept-Encoding:gzip,deflate,sdch
Accept-Language:en-GB,en-US;q=0.8,en;q=0.6
Authorization:Bearer YLPwKSpBsBrFUemRHdjz....
Connection:keep-alive
Content-Length:417
Content-Type:application/json
Host:localhost:670
Origin:http://localhost:660
Referer:http://localhost:660/
User-Agent:Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko)     Chrome/34.0.1847.116 Safari/537.36
Request Payloadview source
{id:1, ContactOrganisation:Cow on a Mission, ContactPerson:Ben Drury, Phone:07980567574,…}
Address: "----"
ContactOrganisation: "----"
ContactPerson: "Ben"
CreatedBy: "----"
CreatedOn: "2014-03-03T16:40:50.037"
Description: "----"
Email: "---"
Organistion: "----"
Phone: "----"
Website: "http://www.cogiva.com"
id: 1
Response Headersview source
Access-Control-Allow-Headers:Authorization, Content-Type
Access-Control-Allow-Methods:GET, POST, PUT, DELETE, OPTIONS
Access-Control-Allow-Origin:*
Allow:GET,POST,OPTIONS
Cache-Control:no-cache
Content-Length:72
Content-Type:application/json; charset=utf-8
Date:Thu, 17 Apr 2014 13:56:38 GMT
Expires:-1
Pragma:no-cache
Server:Microsoft-IIS/7.5
X-AspNet-Version:4.0.30319
X-Powered-By:ASP.NET
ConsoleSearchEmulationRendering

      this.model.set($(e.currentTarget).data("modelfield"), $(e.currentTarget).val());
      console.log("model",this.model);
      this.model.save({
          success: function(model, response){
            console.log("Yup!");
            $(self.el).find('.update_loader').removeClass("running");
            $(self.el).find('.update_loader').addClass("done");
          },
          error: function(){
            console.log("No!");
            $(self.el).find('.update_loader').removeClass("running");
            $(self.el).find('.update_loader').addClass("error");                
          }
      });

define([
'jquery',
'underscore',
'backbone',

], function ($, _, Backbone){

    var ContactModel = Backbone.Model.extend({
      url: "http://localhost:670/api/contacts"        
    });

    return ContactModel;

});