title: dropdownlist postback in MVC3
body: <p>The scenario is I have got 2 dropdown list and a table in which i am displaying my data.</p>
  
  <p>The requirement is second dropdown is filled depending upon the first dropdown and the table data is also reloaded.so how can i post my page and reload entire data in MVC3.</p>
  
  <p>I wanted to post my page onchange of first dropdown and second dropdown also.</p>
  
  <p>I have tried using the following in view:</p>
  
  <pre><code>&lt;%= Html.DropDownList("SectorDropDown",
          (IEnumerable&lt;SelectListItem&gt;)ViewData["SectorDropDown"], 
          new { onchange = "this.form.action='/Screener/Screener.aspx';this.form.submit;"           }
  ) %&gt;
  </code></pre>
  
  <p>Komal</p>