title: Post form includes captcha by httpPost
body: <p>I want use page that has this form:</p>
  
  <pre><code>&lt;form method="post" action="modules.php?name=search"&gt;
  &lt;input onkeypress=FKeyPress(this); onkeydown=FKeyDown(this); type="text" style="text-align:center" name="name"        size="30"&gt;&amp;nbsp;&lt;/p&gt;
   &lt;img src='captcha.php' id='captcha' /&gt;&lt;br /&gt;&lt;br /&gt;&lt;a href='#'  onclick='document.getElementById("captcha").src="captcha.php?"+Math.random();document.getElementById("captchaf").focus ();'id='change-image'&gt;change&lt;/a&gt;&lt;br/&gt;&lt;p&gt;&lt;strong&gt;Enter captcha&lt;/strong&gt;&lt;br&gt;
   &lt;input name="captcha" id="captchaf" type="text" style="text-align:center"&gt;&lt;/p&gt;&lt;br /&gt;
   &lt;input name="fbrsecured" type="hidden" value=""&gt;
   &lt;input name="action" type="hidden" value="FBSend"&gt;
   &lt;p&gt;&lt;input type="submit" name="submit" value="search"&gt;&lt;/p&gt;
   &lt;/form&gt;
  </code></pre>
  
  <p>and I show use this:</p>
  
  <pre><code>    EditText edcap = (EditText) findViewById(R.id.cap);
      ImageView cap = (ImageView) findViewById(R.id.capt);
      try{
          String url1 = "mysiteaddress/captcha.php";
          URL ulrn = new URL(url1);
          HttpURLConnection con = (HttpURLConnection)ulrn.openConnection();
          InputStream is = con.getInputStream();
          Bitmap bmp = BitmapFactory.decodeStream(is);
          if (null != bmp)
              cap.setImageBitmap(bmp);
          else
              System.out.println("The Bitmap is NULL");
  
          }catch(Exception e){}
      String capt = edcap.getText().toString();
      HttpPost httpPost = new HttpPost("http://eservice.postcode.post.ir/modules.php?name=Postalcode2");  
      List&lt;NameValuePair&gt; nameValuePairs = new ArrayList&lt;NameValuePair&gt;();  
      nameValuePairs.add(new BasicNameValuePair("name", Name));  
      nameValuePairs.add(new BasicNameValuePair("captcha", Capt)); 
      nameValuePairs.add(new BasicNameValuePair("fbrsecured", ""));
      nameValuePairs.add(new BasicNameValuePair("action", "FBSend"));
      nameValuePairs.add(new BasicNameValuePair("submit", "search"));
  </code></pre>
  
  <p>I show captcha and enter in edcap but Incorrect Captcha errors occurred.</p>