code: public Note getHighestNote() {
  	  Note highestNote = (Note)m_notes.elementAt(0);
  	  //short highestHeight = highestNote.getHeight();
  	  //short currentNoteLength = 0;
  	  for (int i=1; i<m_notes.size(); i++)
  		  if (((Note)(m_notes.elementAt(i))).isHigherThan(highestNote))
  			  highestNote = (Note)m_notes.elementAt(i);
  	  return highestNote;
    }
docs: Returns the highest note among the notes composing this multi note.
  @return The highest note among the notes composing this multi note.
  @see #getLowestNote()
  @see Note#isHigherThan(Note)