var correctAnswers = 0;
var numberOfQuizes = 0;

function getQuizResult(questionNumber){
	answer = "";
	
	radioObj = document.forms['quiz'+questionNumber].elements['answer'+questionNumber];
	if(!radioObj)
		answer = "";
	var radioLength = radioObj.length;
	if(radioLength == undefined)
		if(radioObj.checked)
			answer = radioObj.value;
		else
			answer = "";
	for(var i = 0; i < radioLength; i++) {
		if(radioObj[i].checked) {
			answer = radioObj[i].value;
		}
	}
	
	numberOfQuizes++;
	
	var mySplitResult = answer.split("|");
	
	if(mySplitResult[0] == mySplitResult[1]){ // Correct answer
		correctAnswers++;
	}	
	
	//show next quiz
	nextQ = questionNumber + 1;
	document.getElementById('Q'+questionNumber).style.display = 'none';
	var nextDiv = document.getElementById('Q'+nextQ);

	if(nextDiv != null){
		nextDiv.style.display = 'block';
	} else {
		document.getElementById('WellDone').style.display = 'none';
		document.getElementById('WellDone').style.display = 'none';
		
		if(correctAnswers == numberOfQuizes){
			//finished - show result
			document.getElementById('WellDone').style.display = 'block';
		} else {
			document.getElementById('Wrong').style.display = 'block';
		}
		
		//reset
		correctAnswers = 0;
		numberOfQuizes = 0;
	}
}