public String loadString(String filename) {
    StringBuffer text = new StringBuffer();
    FileInputStream instream;
    BufferedInputStream buffer;
    int readint;
    try {
      instream = new FileInputStream(filename);
      buffer = new BufferedInputStream(instream);
      Reader reader = new InputStreamReader(buffer, "Unicode");
       while ((readint = reader.read()) != -1) {
        text.append( (char) readint);
      }
      buffer.close();
      instream.close();
    } catch (Exception e) {e.printStackTrace(); }
   return text.toString();
  }