///////////////////////////////////////////////////////////////
//  This JavaScript grades quiz 13 for Phys 1408 from HRW
//                thomas l. gibson  June 14, 2003
//////////////////////////////////////////////////////////////
function gradeIt(theForm) 
{
  var answers = new Array(0,0,2,0,2,4);
  var grade = 0;
  var max = 60.0;
  with (document.forms[0]) 
  {
    for (var i = 0; i <= 5; i++) {
      var albl = answers[i];
      if(elements[(i*5 + albl)].checked) 
      {
        grade += 10;
      }
    }
  }
  var real = grade/max * 100;
  score = Math.ceil(real);              // Round score upward
  if ((score - real) > 0.5)             // Round score downward
  {
    score -= 1;
  }
  alert("Your score is " + score);
}