title: aspxCallback is not working
body: <p>it is not executing the code event
  actually nothing happens
  i tried everything but of no use.
  help :/</p>
  
  <p>Aspxcallbackpanel is not working here is my code </p>
  
  <p>script in aspx file</p>
  
  <pre><code>&lt;script type="text/javascript"&gt;
      function cse_btn_load_click() {
          cbp.PerformCallBack('p_btn_load_click');
      }
      function cse_btn_add_var_click() {
          cbp.PerformCallBack('p_btn_add_var_click');
      }
      function cse_btn_sendmsg_click() {
          cbp.PerformCallBack('p_btn_sendmsg_click');
      }
  &lt;/script&gt;
  </code></pre>
  
  <p>all buttons are like this</p>
  
  <pre><code>&lt;dx:ASPxButton ID="ASPxButton1" runat="server" Text="Add" AutoPostBack="false"&gt;
                                                                                          &lt;ClientSideEvents Click="cse_btn_add_var_click" /&gt;
                                                                                             &lt;/dx:ASPxButton&gt;
  </code></pre>
  
  <p>my aspx.cs file is </p>
  
  <pre><code>protected void ASPxCallbackPanel1_Callback(object sender, DevExpress.Web.ASPxClasses.CallbackEventArgsBase e)
      {
  
          if (e.Parameter == "p_btn_load_click")
          {
              btn_load_Click(sender, e);
          }
          else if (e.Parameter == "p_btn_add_var_click")
          {
              ASPxButton1_Click(sender, e);
          }
          else if (e.Parameter == "p_btn_sendmsg_click")
          {
              btn_sendmsg_Click(sender, e);
          }
      }
  </code></pre>