var earned_points = 0; 

function increment_and_proceed(points,qid) {
	earned_points += points;
	document.getElementById('q'+qid).style.display='none';
	
	qid++;
	
	if (document.getElementById('q'+qid)) {
		document.getElementById('q'+qid).style.display='block';		
	} else {
		document.getElementById('earned_points').value = earned_points;
		document.getElementById('quiz').submit();
	}
	
	
}