function disableQ2() {
	document.getElementById('num-of-girls').disabled = true;
	document.getElementById('num-of-boys').disabled = true;
	document.getElementById('num-of-boys').value = '0';
	document.getElementById('num-of-girls').value = '0';
	document.getElementById('year-of-girl-1').disabled = true;
	document.getElementById('year-of-girl-2').disabled = true;
	document.getElementById('year-of-girl-3').disabled = true;
	document.getElementById('year-of-girl-4').disabled = true;
	document.getElementById('year-of-boy-1').disabled = true;
	document.getElementById('year-of-boy-2').disabled = true;
	document.getElementById('year-of-boy-3').disabled = true;
	document.getElementById('year-of-boy-4').disabled = true;
	document.getElementById('year-of-girl-1').value = 'K';
	document.getElementById('year-of-girl-2').value = 'K';
	document.getElementById('year-of-girl-3').value = 'K';
	document.getElementById('year-of-girl-4').value = 'K';
	document.getElementById('year-of-boy-1').value = 'K';
	document.getElementById('year-of-boy-2').value = 'K';
	document.getElementById('year-of-boy-3').value = 'K';
	document.getElementById('year-of-boy-4').value = 'K';
	document.getElementById('question2').className = 'disabledQuestion';
	
	document.getElementById('teach_k_2').disabled = false;
	document.getElementById('teach_3_4').disabled = false;
	document.getElementById('teach_5_6').disabled = false;
	document.getElementById('question3').className = 'enabledQuestion';
}

function disableQ3() {
	document.getElementById('num-of-girls').disabled = false;
	document.getElementById('num-of-girls').value = '0';
	document.getElementById('num-of-boys').disabled = false;
	
	document.getElementById('question2').className = 'enabledQuestion';
	
	document.getElementById('teach_k_2').disabled = true;
	document.getElementById('teach_3_4').disabled = true;
	document.getElementById('teach_5_6').disabled = true;
	document.getElementById('question3').className = 'disabledQuestion';
}

function enableQ2Q3() {
	document.getElementById('num-of-girls').disabled = false;
	document.getElementById('num-of-boys').disabled = false;
	document.getElementById('question2').className = 'enabledQuestion';
	
	document.getElementById('teach_k_2').disabled = false;
	document.getElementById('teach_3_4').disabled = false;
	document.getElementById('teach_5_6').disabled = false;
	document.getElementById('question3').className = 'enabledQuestion';
}

function disableQ5() {
document.getElementById('school_option1').disabled = true;
document.getElementById('school_option2').disabled = true;
document.getElementById('school_option2').checked = true;
document.getElementById('question5').className = 'disabledQuestion';

var d = document.getElementById('question5');

	if(!document.getElementById('checkOption2')) {
		var newinput = document.createElement('input');
 		var inputIdName = 'checkOption2';
		var inputType = 'hidden';
		var inputName = 'shirt_school';
		var inputValue = 'Q5_option2';
  		newinput.setAttribute('id',inputIdName);
		newinput.setAttribute('type',inputType);
		newinput.setAttribute('name',inputName);
		newinput.setAttribute('value',inputValue);
  		d.appendChild(newinput);
	}

}

function enableQ5() {
document.getElementById('school_option1').disabled = false;
document.getElementById('school_option2').disabled = false;
document.getElementById('school_option2').checked = false;
document.getElementById('question5').className = 'enabledQuestion';

var d = document.getElementById('question5');

	if(document.getElementById('checkOption2')) {
		var hiddenInput = document.getElementById('checkOption2');
		d.removeChild(hiddenInput);
	}
} 

function changeGirlYears() {
	var numGirls =document.getElementById('num-of-girls').value;
		switch(numGirls) {
			case '0':
					document.getElementById('girl_label').className = 'disabledQuestion';
					document.getElementById('year-of-girl-1').disabled = true;
					document.getElementById('year-of-girl-2').disabled = true;
					document.getElementById('year-of-girl-3').disabled = true;
					document.getElementById('year-of-girl-4').disabled = true;
					document.getElementById('year-of-girl-1').value = 'K';
					document.getElementById('year-of-girl-2').value = 'K';
					document.getElementById('year-of-girl-3').value = 'K';
					document.getElementById('year-of-girl-4').value = 'K';
					break;
					
			case '1':
					document.getElementById('year-of-girl-1').disabled = false;
					document.getElementById('year-of-girl-2').disabled = true;
					document.getElementById('year-of-girl-3').disabled = true;
					document.getElementById('year-of-girl-4').disabled = true;
					document.getElementById('year-of-girl-2').value = 'K';
					document.getElementById('year-of-girl-3').value = 'K';
					document.getElementById('year-of-girl-4').value = 'K';
					document.getElementById('girl_label').className = 'enabledQuestion';
					break;
					
			case '2':
					document.getElementById('year-of-girl-1').disabled = false;
					document.getElementById('year-of-girl-2').disabled = false;
					document.getElementById('year-of-girl-3').disabled = true;
					document.getElementById('year-of-girl-4').disabled = true;
					document.getElementById('year-of-girl-3').value = 'K';
					document.getElementById('year-of-girl-4').value = 'K';
					document.getElementById('girl_label').className = 'enabledQuestion';
					break;
					
			case '3':
					document.getElementById('year-of-girl-1').disabled = false;
					document.getElementById('year-of-girl-2').disabled = false;
					document.getElementById('year-of-girl-3').disabled = false;
					document.getElementById('year-of-girl-4').disabled = true;
					document.getElementById('year-of-girl-4').value = 'K';
					document.getElementById('girl_label').className = 'enabledQuestion';
					break;
					
			case '4':
					document.getElementById('year-of-girl-1').disabled = false;
					document.getElementById('year-of-girl-2').disabled = false;
					document.getElementById('year-of-girl-3').disabled = false;
					document.getElementById('year-of-girl-4').disabled = false;
					document.getElementById('girl_label').className = 'enabledQuestion';
					break;
	}
}

function changeBoyYears() {
	var numBoys =document.getElementById('num-of-boys').value;
		switch(numBoys) {
			case '0':
					document.getElementById('boy_label').className = 'disabledQuestion';
					document.getElementById('year-of-boy-1').disabled = true;
					document.getElementById('year-of-boy-2').disabled = true;
					document.getElementById('year-of-boy-3').disabled = true;
					document.getElementById('year-of-boy-4').disabled = true;
					document.getElementById('year-of-boy-1').value = 'K';
					document.getElementById('year-of-boy-2').value = 'K';
					document.getElementById('year-of-boy-3').value = 'K';
					document.getElementById('year-of-boy-4').value = 'K';
					break;
					
			case '1':
					document.getElementById('year-of-boy-1').disabled = false;
					document.getElementById('year-of-boy-2').disabled = true;
					document.getElementById('year-of-boy-3').disabled = true;
					document.getElementById('year-of-boy-4').disabled = true;
					document.getElementById('year-of-boy-2').value = 'K';
					document.getElementById('year-of-boy-3').value = 'K';
					document.getElementById('year-of-boy-4').value = 'K';
					document.getElementById('boy_label').className = 'enabledQuestion';
					break;
					
			case '2':
					document.getElementById('year-of-boy-1').disabled = false;
					document.getElementById('year-of-boy-2').disabled = false;
					document.getElementById('year-of-boy-3').disabled = true;
					document.getElementById('year-of-boy-4').disabled = true;
					document.getElementById('year-of-boy-3').value = 'K';
					document.getElementById('year-of-boy-4').value = 'K';
					document.getElementById('boy_label').className = 'enabledQuestion';
					break;
					
			case '3':
					document.getElementById('year-of-boy-1').disabled = false;
					document.getElementById('year-of-boy-2').disabled = false;
					document.getElementById('year-of-boy-3').disabled = false;
					document.getElementById('year-of-boy-4').disabled = true;
					document.getElementById('year-of-boy-4').value = 'K';
					document.getElementById('boy_label').className = 'enabledQuestion';
					break;
					
			case '4':
					document.getElementById('year-of-boy-1').disabled = false;
					document.getElementById('year-of-boy-2').disabled = false;
					document.getElementById('year-of-boy-3').disabled = false;
					document.getElementById('year-of-boy-4').disabled = false;
					document.getElementById('boy_label').className = 'enabledQuestion';
					break;
	}
}