stop();

//Click event listeners for all top form buttons

homeButton.addEventListener(MouseEvent.CLICK, TestArea01HomeClick);
function TestArea01HomeClick(event:MouseEvent):void{
    gotoAndPlay(1, "Home01");
}
osiButton.addEventListener(MouseEvent.CLICK, TestArea01osiClick);
function TestArea01osiClick(event:MouseEvent):void{
    gotoAndPlay(1, "OSI01");
}
csmacdButton.addEventListener(MouseEvent.CLICK, TestArea01csmacdClick);
function TestArea01csmacdClick(event:MouseEvent):void{
    gotoAndPlay(1, "CSMA/CD01");
}
ethernetButton.addEventListener(MouseEvent.CLICK, TestArea01EthernetClick);
function TestArea01EthernetClick(event:MouseEvent):void{
    gotoAndPlay(1, "Ethernet01");
}
tokenButton.addEventListener(MouseEvent.CLICK, TestArea01TokenClick);
function TestArea01TokenClick(event:MouseEvent):void{
    gotoAndPlay(1, "Token01");
}
tokenRingButton.addEventListener(MouseEvent.CLICK, TestArea01TokenRingClick);
function TestArea01TokenRingClick(event:MouseEvent):void{
    gotoAndPlay(1, "TokenRing01");
}

var score:int = 0; //user's overall score

//declare a question array
var questions:Array = [];

function getAllQuestions(){
    //retrieves and holds XML content

    var test:XML; //holds an instance of the XML class
    var loader:URLLoader = new URLLoader(); //holds an instance of the URLLoader class

    loader.addEventListener(Event.COMPLETE, onComplete, false, 0, true);
    loader.addEventListener(IOErrorEvent.IO_ERROR, onIOError, false, 0, true);

    loader.load(new URLRequest("test.xml")); //loads XML

    function onComplete(evt:Event):void {
        try {
            test=new XML(evt.target.data);
            //trace(test); //testing xml file
            loader.removeEventListener(Event.COMPLETE, onComplete);
            loader.removeEventListener(IOErrorEvent.IO_ERROR, onIOError);
        } catch (err:Error) {
        trace("Could not parse loaded content as XML:\n" + err.message);
    }
}

//On error trying to retieve xml file
function onIOError(evt:IOErrorEvent):void {
    trace ("an error ocured when attempting to load the XML.\n" + evt.text);
}

    //get all the questions from xml
    var question1:String = test.questions.questionAnswers1.question;
    var question2:String = test.questions.questionAnswers2.question;
    var question3:String = test.questions.questionAnswers3.question;
    var question4:String = test.questions.questionAnswers4.question;
    var question5:String = test.questions.questionAnswers5.question;
    var question6:String = test.questions.questionAnswers6.question;
    var allQuestions:Array = [question1, question2, question3, question4,
                                                   question5, question6]; //storing all questions from XML file
    return allQuestions;
}

questions = getAllQuestions();
trace(questions);

/*
//returns a random question when questions array is passed to it
function getRandomQuestion(questions){
    var rndNumber:int = Math.floor(Math.random() * questions.length);
    var rndQuestion:String = questions[rndNumber];
    return rndQuestion;
}

//display the various things about the question array
//e.g. question and the possible answers
//Answers for question 1
    var quest1Answer1:String = test.questions.questionAnswers1.answer1;
    var quest1Answer2:String = test.questions.questionAnswers1.answer2;
    var quest1Answer3:String = test.questions.questionAnswers1.answer3;
    var quest1CorrectAnswer:String = test.questions.questionAnswers1.correctAnswer;
    var quest1Answers:Array = [quest1Answer1, quest1Answer2, quest1Answer3, quest1CorrectAnswer];

    //Answers for question 2
    var quest2Answer1:String = test.questions.questionAnswers2.answer1;
    var quest2Answer2:String = test.questions.questionAnswers2.answer2;
    var quest2Answer3:String = test.questions.questionAnswers2.answer3;
    var quest2CorrectAnswer:String = test.questions.questionAnswers2.correctAnswer;
    var quest2Answers:Array = [quest2Answer1, quest2Answer2, quest2Answer3, quest2CorrectAnswer];

    //Answers for question 3
    var quest3Answer1:String = test.questions.questionAnswers3.answer1;
    var quest3Answer2:String = test.questions.questionAnswers3.answer2;
    var quest3Answer3:String = test.questions.questionAnswers3.answer3;
    var quest3CorrectAnswer:String = test.questions.questionAnswers3.correctAnswer;
    var quest3Answers:Array = [quest3Answer1, quest3Answer2, quest3Answer3, quest3CorrectAnswer];

    //Answers for question 4
    var quest4Answer1:String = test.questions.questionAnswers4.answer1;
    var quest4Answer2:String = test.questions.questionAnswers4.answer2;
    var quest4Answer3:String = test.questions.questionAnswers4.answer3;
    var quest4CorrectAnswer:String = test.questions.questionAnswers4.correctAnswer;
    var quest4Answers:Array = [quest4Answer1, quest4Answer2, quest4Answer3, quest4CorrectAnswer];

    //Answers for question 5
    var quest5Answer1:String = test.questions.questionAnswers5.answer1;
    var quest5Answer2:String = test.questions.questionAnswers5.answer2;
    var quest5Answer3:String = test.questions.questionAnswers5.answer3;
    var quest5CorrectAnswer:String = test.questions.questionAnswers5.correctAnswer;
    var quest5Answers:Array = [quest5Answer1, quest5Answer2, quest5Answer3, quest5CorrectAnswer];

    //Answers for question 6
    var quest6Answer1:String = test.questions.questionAnswers6.answer1;
    var quest6Answer2:String = test.questions.questionAnswers6.answer2;
    var quest6Answer3:String = test.questions.questionAnswers6.answer3;
    var quest6CorrectAnswer:String = test.questions.questionAnswers6.correctAnswer;
    var quest6Answers:Array = [quest6Answer1, quest6Answer2, quest6Answer3, quest6CorrectAnswer];

//function checkAnswer(question array, selected answer)
    //if(selectedAnswer==questionArray[correctanswer])
        //return 1
    //else
        //return 0

//answerBlah.addEventListener(event shit,function(){
//  if(checkAnswer(question array, selectedAnswer)){
//      add to the score
//  }
//}

//stroring questions
/*
nextButton.addEventListener(MouseEvent.CLICK, DeclareXMLVariables);
function DeclareXMLVariables(event:MouseEvent):void{

    nextButton.visible = false; //hides button
    var tempScore:int = 0;

    //All questions
    var question1:String = test.questions.questionAnswers1.question;
    var question2:String = test.questions.questionAnswers2.question;
    var question3:String = test.questions.questionAnswers3.question;
    var question4:String = test.questions.questionAnswers4.question;
    var question5:String = test.questions.questionAnswers5.question;
    var question6:String = test.questions.questionAnswers6.question;
    var questions:Array = [question1, question2, question3, question4,
                           question5, question6]; //storing all questions from XML file

    //Answers for question 1
    var quest1Answer1:String = test.questions.questionAnswers1.answer1;
    var quest1Answer2:String = test.questions.questionAnswers1.answer2;
    var quest1Answer3:String = test.questions.questionAnswers1.answer3;
    var quest1CorrectAnswer:String = test.questions.questionAnswers1.correctAnswer;
    var quest1Answers:Array = [quest1Answer1, quest1Answer2, quest1Answer3, quest1CorrectAnswer];

    //Answers for question 2
    var quest2Answer1:String = test.questions.questionAnswers2.answer1;
    var quest2Answer2:String = test.questions.questionAnswers2.answer2;
    var quest2Answer3:String = test.questions.questionAnswers2.answer3;
    var quest2CorrectAnswer:String = test.questions.questionAnswers2.correctAnswer;
    var quest2Answers:Array = [quest2Answer1, quest2Answer2, quest2Answer3, quest2CorrectAnswer];

    //Answers for question 3
    var quest3Answer1:String = test.questions.questionAnswers3.answer1;
    var quest3Answer2:String = test.questions.questionAnswers3.answer2;
    var quest3Answer3:String = test.questions.questionAnswers3.answer3;
    var quest3CorrectAnswer:String = test.questions.questionAnswers3.correctAnswer;
    var quest3Answers:Array = [quest3Answer1, quest3Answer2, quest3Answer3, quest3CorrectAnswer];

    //Answers for question 4
    var quest4Answer1:String = test.questions.questionAnswers4.answer1;
    var quest4Answer2:String = test.questions.questionAnswers4.answer2;
    var quest4Answer3:String = test.questions.questionAnswers4.answer3;
    var quest4CorrectAnswer:String = test.questions.questionAnswers4.correctAnswer;
    var quest4Answers:Array = [quest4Answer1, quest4Answer2, quest4Answer3, quest4CorrectAnswer];

    //Answers for question 5
    var quest5Answer1:String = test.questions.questionAnswers5.answer1;
    var quest5Answer2:String = test.questions.questionAnswers5.answer2;
    var quest5Answer3:String = test.questions.questionAnswers5.answer3;
    var quest5CorrectAnswer:String = test.questions.questionAnswers5.correctAnswer;
    var quest5Answers:Array = [quest5Answer1, quest5Answer2, quest5Answer3, quest5CorrectAnswer];

    //Answers for question 6
    var quest6Answer1:String = test.questions.questionAnswers6.answer1;
    var quest6Answer2:String = test.questions.questionAnswers6.answer2;
    var quest6Answer3:String = test.questions.questionAnswers6.answer3;
    var quest6CorrectAnswer:String = test.questions.questionAnswers6.correctAnswer;
    var quest6Answers:Array = [quest6Answer1, quest6Answer2, quest6Answer3, quest6CorrectAnswer];

    //randomises question array
    var rndQuestions:String = questions[Math.floor(questions.length * Math.random())]; //randomising questions
    var randomisedQuestions = String(rndQuestions); //storing random questions
    question.text = randomisedQuestions; //stores random questions in a text box

    //stores answers into three different text boxes on a specific question
    if (question.text == questions[0]){
        answer1.text = quest1Answers[0];
        answer2.text = quest1Answers[1];
        answer3.text = quest1Answers[2];
    } else if(question.text == questions[1]){
        answer1.text = quest2Answers[0];
        answer2.text = quest2Answers[1];
        answer3.text = quest2Answers[2];
    } else if(question.text == questions[2]){
        answer1.text = quest3Answers[0];
        answer2.text = quest3Answers[1];
        answer3.text = quest3Answers[2];
    } else if(question.text == questions[3]){
        answer1.text = quest4Answers[0];
        answer2.text = quest4Answers[1];
        answer3.text = quest4Answers[2];
    } else if (question.text == questions[4]){
        answer1.text = quest5Answers[0];
        answer2.text = quest5Answers[1];
        answer3.text = quest5Answers[2];
    } else if (question.text == questions[5]){
        answer1.text = quest6Answers[0];
        answer2.text = quest6Answers[1];
        answer3.text = quest6Answers[2];
    }

    answer1Button.addEventListener(MouseEvent.CLICK, CheckChosenAnswerAgainstCorrectAnswer);
    answer2Button.addEventListener(MouseEvent.CLICK, CheckChosenAnswerAgainstCorrectAnswer);
    answer3Button.addEventListener(MouseEvent.CLICK, CheckChosenAnswerAgainstCorrectAnswer);

    function CheckChosenAnswerAgainstCorrectAnswer(event:MouseEvent):void{
        if (answer1.text == quest1Answers[3] || answer1.text == quest2Answers[3] || answer1.text == quest3Answers[3] ||
            answer1.text == quest4Answers[3] || answer1.text == quest5Answers[3] || answer1.text == quest6Answers[3]){

            //increments 1 to user score
            tempScore++;
            score =+ tempScore;
            userScore.text = String(score);
            //randomises questions
            rndQuestions = questions[Math.floor(questions.length * Math.random())];
            randomisedQuestions = String(rndQuestions);
            question.text = randomisedQuestions;

        }else if (answer2.text == quest1Answers[3] || answer2.text == quest2Answers[3] || answer2.text == quest3Answers[3] ||
            answer2.text == quest4Answers[3] || answer2.text == quest5Answers[3] || answer2.text == quest6Answers[3]){

            //increments 1 to user score
            tempScore++;
            score =+ tempScore;
            userScore.text = String(score);
            //randomises questions
            rndQuestions = questions[Math.floor(questions.length * Math.random())];
            randomisedQuestions = String(rndQuestions);
            question.text = randomisedQuestions;

        }else if (answer3.text == quest1Answers[3] || answer3.text == quest2Answers[3] || answer3.text == quest3Answers[3] ||
            answer3.text == quest4Answers[3] || answer3.text == quest5Answers[3] || answer3.text == quest6Answers[3]){

            //increments 1 to user score
            tempScore++;
            score =+ tempScore;
            userScore.text = String(score);
            //randomises questions
            rndQuestions = questions[Math.floor(questions.length * Math.random())];
            randomisedQuestions = String(rndQuestions);
            question.text = randomisedQuestions;

        } else {
            //decrements -1 to user score
            tempScore--;
            score =+ tempScore;
            userScore.text = String(score);
            //randomises questions
            rndQuestions = questions[Math.floor(questions.length * Math.random())];
            randomisedQuestions = String(rndQuestions);
            question.text = randomisedQuestions;
        }

        //stores answers into three different text boxes on a specific question
        if (question.text == questions[0]){
            answer1.text = quest1Answers[0];
            answer2.text = quest1Answers[1];
            answer3.text = quest1Answers[2];
        } else if(question.text == questions[1]){
            answer1.text = quest2Answers[0];
            answer2.text = quest2Answers[1];
            answer3.text = quest2Answers[2];
        } else if(question.text == questions[2]){
            answer1.text = quest3Answers[0];
            answer2.text = quest3Answers[1];
            answer3.text = quest3Answers[2];
        } else if(question.text == questions[3]){
            answer1.text = quest4Answers[0];
            answer2.text = quest4Answers[1];
            answer3.text = quest4Answers[2];
        } else if (question.text == questions[4]){
            answer1.text = quest5Answers[0];
            answer2.text = quest5Answers[1];
            answer3.text = quest5Answers[2];
        } else if (question.text == questions[5]){
            answer1.text = quest6Answers[0];
            answer2.text = quest6Answers[1];
            answer3.text = quest6Answers[2];
        }
    }
}