title: How to do wall post in WAP based facebook mobile app?
body: <p>I'm doing a facebook application for (WAP based)mobile browser. I need to show the post dialog. When i use the following code for wall post it show error.</p>
  
  <pre><code>http://m.facebook.com/dialog/feed?app_id='.$app_id.'&amp;redirect_uri=$redirect_url&amp;display=wap
  </code></pre>
  
  <p><strong>The error is:</strong></p>
  
  <pre><code>API ERROR CODE:3
  API Error Description: Unknown Method
  Error Message: This method isn't supported for this display type
  </code></pre>
  
  <p>While I give display type as 'touch' in the above mentioned URL it works fine in the touch devices. But no form displayed in the wap browser. </p>