String encodedText;
       try {
       	encodedText = URLEncoder.encode(text, "UTF-8");
       } catch ( java.io.UnsupportedEncodingException ignore ) {
       	encodedText = text;
       }
       
       String encodedUrl = "http://twitter.com/share?text=" + encodedText;
       Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(encodedUrl));
       getContext().startActivity(intent);