title: how to return JSON with MVC Controller
body: <p>I am calling my controller method using .ajax. my controller method call web service which returns dictionary.
  now i need to return this and populate dropdown list. i am trying with return JSON and need to populate using success (response)</p>
  
  <p>I am using MVC 1.0</p>
  
  <pre><code>        $.ajax(
              {
                  url: 'LookupValue/',
                  data: { 'sLookupIds': selectedtext },
                  datatype: "json",
                  traditional: true,
                  success: function (data) {
                      alert(data.value);
                  }
              });
  </code></pre>
  
  <p>thanks in advance.</p>