code: public void setCommentFrame(String description, String comment)
  	{
  		try
  		{
  			byte[] b = new byte[description.length() + comment.length() + 5];
  			int bytesCopied = 0;
  			b[bytesCopied++] = 0;
  			b[bytesCopied++] = 'e';
  			b[bytesCopied++] = 'n';
  			b[bytesCopied++] = 'g';
  			System.arraycopy(description.getBytes(ENC_TYPE), 0, b, bytesCopied, description.length());
  			bytesCopied += description.length();
  			b[bytesCopied++] = 0;
  			System.arraycopy(comment.getBytes(ENC_TYPE), 0, b, bytesCopied, comment.length());
  			bytesCopied += comment.length();
  
  			updateFrameData(ID3v2Frames.COMMENTS, b);
  		}
  		catch (UnsupportedEncodingException e)
  		{
  			e.printStackTrace();
  		}
  	}
docs: Set the data contained in the comments frame (COMM).
  
  @param description a description of the comment
  @param comment the comment