"main program" for testing TV by itself.
TD td = new TD();
JFrame jf = new JFrame("Testing TV");
TV tv = new TV(jf, td);
Exam tex = td.curX;
Q q;
tex.addQuestion(q=new Q(3));
q.setQText("How much is the universe?", false);
tex.addQuestion(q=new Q(3));
q.setQText("Does time fly like a banana?", false);
tv.installQVs();
jf.getContentPane().add(tv);
jf.pack();
jf.setVisible(true);
