// JavaScript Document
// The question script
var answerWinOpen = false;
var answerWin;
onerror = preventError;
function preventError() {
return true;
}
// Function to create arrays.
function makeArray(len) {
for (var i = 0; i < len; i++) this[i] = null;
this.length = len;
}
function question(q, opt1, opt2, opt3, opt4, ans, commnt) {
this.thequestion = q;
this.options = new makeArray(4);
this.options[0] = opt1;
this.options[1] = opt2;
this.options[2] = opt3;
this.options[3] = opt4;
this.comment = commnt;
this.isAnswered = false;
this.correctAnswer = ans - 1;
this.answer = null;
this.setAnswer = setAnswer;
}
function setAnswer(n) {
this.answer = n;
this.isAnswered = true;
}
function showTest() {
for (var i = 0; i < 10; i++) {
document.writeln('' + (i + 1) + '. ' + test[i].thequestion + '' + '');
}
}
function correctTest() {
var correctAnswers = 0;
var answeredQuestions = 0;
for (var i = 0; i < 10; i++) {
if (test[i].isAnswered) {
answeredQuestions++;
if (test[i].answer == test[i].correctAnswer) {
correctAnswers++;
}
}
}
if (answeredQuestions == 0) {
alert('You have not answered any questions!');
return;
}
if (answeredQuestions < 10) {
if (!confirm("You have only answered " + answeredQuestions + " out of 10 questions, do you want to continue?")) return;
}
answerWin = window.open ('', 'answerwindow', 'height=300,width=400,scrollbars=yes,resizable=yes');
if (answerWin.opener == null) answerWin.opener = window;
answerWinOpen = true;
var awd = answerWin.document;
awd.clear();
awd.writeln('Answers');
awd.writeln('');
awd.writeln('You got ' + correctAnswers + ' out of ' + answeredQuestions + ' answers correct.
');
if (correctAnswers < answeredQuestions) {
var score = Math.floor((correctAnswers/ answeredQuestions) * 100);
awd.writeln('Score = ' + score + '%');
awd.writeln('Here are the answers to the questions you got wrong:
');
for (var i = 0; i < 10; i++){
if (test[i].isAnswered && test[i].answer != test[i].correctAnswer) {
awd.writeln('' + (i+1) + '. ' + test[i].thequestion + '
');
awd.writeln('
You answered:
');
awd.writeln(test[i].options[test[i].answer] + '
');
awd.writeln('The correct answer was:
');
awd.writeln('' + test[i].options[test[i].correctAnswer] + '
');
awd.writeln('' + test[i].comment + '
');
awd.writeln('
');
}
}
}
else {
awd.writeln('100% - Congratulations!');
}
awd.writeln('');
awd.writeln('');
awd.close();
}
function closeAnswerWin() {
if (answerWinOpen) {
answerWin.close();
answerWinOpen = false;
}
}
// stop hiding -->