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📄 globalfunctions.htm

📁 javascript source code part1
💻 HTM
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<HTML>
<HEAD>
<SCRIPT LANGUAGE=JavaScript>

 // questions and answers variables will holds questions and answers
var questions = new Array();
var answers = new Array(); 
var questionsAsked;
var numberOfQuestionsAsked = 0;
var numberOfQuestionsCorrect = 0;
var currentQNumber = -1;

// define question 1 
questions[0] = new Array();
questions[0][0] = "The Beatles were";
questions[0][1] = "A sixties rock group from Liverpool";
questions[0][2] = "Four musically gifted insects";
questions[0][3] = "I don't know - can I have the questions on Baseball please";

// assign answer for question 1
answers[0] = "A";

// define question 2
questions[1] = new Array();
questions[1][0] = "Homer Simpson's favorite food is";
questions[1][1] = "Fresh salad";
questions[1][2] = "Doughnuts";
questions[1][3] = "Bread and water";
questions[1][4] = "Apples";

// assign answer for question 2
answers[1] = "B";

// define question 3
questions[2] = new Array();
questions[2][0] = "Lisa Simpson plays which musical instrument";
questions[2][1] = "Clarinet";
questions[2][2] = "Oboe";
questions[2][3] = "Saxophone";
questions[2][4] = "Tubular Bells"; 

// assign answer for question 3 
answers[2] = "C";

function resetQuiz()
{
   var indexCounter;
   currentQNumber = -1;
   questionsAsked = new Array();

   for (indexCounter = 0; indexCounter < questions.length;indexCounter++)
   {
      questionsAsked[indexCounter] = false;
   }

   numberOfQuestionsAsked = 0;
   numberOfQuestionsCorrect = 0;
}

function answerCorrect(questionNumber, answer)
{
   // declare a variable to hold return value
   var correct = false;

   // if answer provided is same as answer then correct answer is true
   if (answer == answers[questionNumber])
   {
      numberOfQuestionsCorrect++;
      correct = true;
   }

   // return whether the answer was correct (true or false)
   return correct;
}

function getQuestion()
{
   if (questions.length != numberOfQuestionsAsked)
   {
      var questionNumber = Math.floor(Math.random() * questions.length)

      while (questionsAsked[questionNumber] == true)
      {
         questionNumber = Math.floor(Math.random() * questions.length);
      }

      var questionLength = questions[questionNumber].length;
      var questionChoice;

      numberOfQuestionsAsked++;

      var questionHTML = "<H4>Question " + numberOfQuestionsAsked +  "</H4>";
      questionHTML = questionHTML + "<P>" + questions[questionNumber][0];
      questionHTML = questionHTML + "</P>";
      for (questionChoice = 1;questionChoice < questionLength;questionChoice++)
      {
         questionHTML = questionHTML + "<INPUT type=radio " 
         questionHTML = questionHTML + "name=radQuestionChoice"
         if (questionChoice == 1)
         {
            questionHTML = questionHTML + " checked";
         }
         questionHTML = questionHTML + ">" +
            questions[questionNumber][questionChoice];
         questionHTML = questionHTML + "<BR>"
      }

      questionHTML = questionHTML + "<BR><INPUT type='button' "
      questionHTML = questionHTML + " value='Answer Question'";
      questionHTML = questionHTML + "name=buttonNextQ "; 
      questionHTML = questionHTML + "onclick='return buttonCheckQ_onclick()'>";

      currentQNumber = questionNumber;
      questionsAsked[questionNumber] = true;
   }
   else
   {
      questionHTML = "<H3>Quiz Complete</H3>";
      questionHTML = questionHTML + "You got " + numberOfQuestionsCorrect;
      questionHTML = questionHTML + " questions correct out of "  
      questionHTML = questionHTML + numberOfQuestionsAsked;
      questionHTML = questionHTML + "<BR><BR>Your trivia rating is "

      switch(Math.round(((numberOfQuestionsCorrect / numberOfQuestionsAsked) * 10)))
      {
         case 0:
         case 1:
         case 2:
         case 3:
            questionHTML = questionHTML + "Beyond embarrasing";
            break;
         case 4:
         case 5:
         case 6:
         case 7:
            questionHTML = questionHTML + "Average";
            break;
         default:
            questionHTML = questionHTML + "Excellent"
      }

      questionHTML = questionHTML + "<BR><BR><A "
      questionHTML = questionHTML + "href='quizpage.htm'><STRONG>"
      questionHTML = questionHTML + "Start again</STRONG></A>"
   }

   return questionHTML;
}

</SCRIPT>
</HEAD>
</HTML>

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