Function I/O

function chorus(){
  var output = "";
  output += "... and they all go marching" + "\n";
  output += "down.  " + "\n";
  output += "to the ground." + "\n";
  output += "to get out." + "\n";
  output += "of the rain." + "\n";
  output += "Boom boom boom boom...." + "\n";
  return output;
}

function verse(verseNum){
  var output = "";

  switch (verseNum){
    case 1:
      distraction = "suck his thumb";
       break;
    case 2:
      distraction = "tie his shoe";
       break;
    default:
      distraction = "I have no idea";
       break;
  } // end switch

  output += "The ants go marching " + verseNum + " by " + verseNum + ", hurrah, hurrah" + "\n";
  output += "The ants go marching " + verseNum + " by " + verseNum + ", hurrah, hurrah" + "\n";
  output += "The ants go marching " + verseNum + " by " + verseNum + "\n";
  output += "the little one stops";
  output += "to " + distraction;
  return output;
} // end verse

alert(verse(1));
alert(chorus());
alert(verse(2));
alert(chorus());