private void userHistory ()
  {
	if (moveHistory.size()==0) return;
	System.out.println("White\t\tBlack");
	System.out.println("------------\t------------");
	for (int i=0; i<moveHistory.size(); i++) {
          if (i<10) System.out.print(" ");
	  System.out.print((i+1)+". "+moveHistory.get(i));
	  System.out.print("\t");
	  i++;
	  if (i<moveHistory.size()) {
            if (i<10) System.out.print(" ");
	    System.out.print((i+1)+". "+moveHistory.get(i));
	  }
	  System.out.println();
        }
	System.out.println();
  }