function swapImg(name,status) {
	if (document.images) {
		document.getElementById(name).src = 'img/menu/' + name + status + '.jpg';
	}
}
var inputs;
var imgFalse = 'img/false.gif';
var imgTrue = 'img/true.gif';

function replaceChecks() {
	inputs = document.getElementsByTagName('input');
	for(var i=0; i < inputs.length; i++) {
		if(inputs[i].getAttribute('type') == 'checkbox') {
			var img = document.createElement('img');
			if(inputs[i].checked) {
					img.src = imgTrue;
			} else {
					img.src = imgFalse;
			}
			img.id = 'checkImage'+i;
			img.onclick = new Function('checkChange('+i+')');
			inputs[i].parentNode.insertBefore(img, inputs[i]);
			inputs[i].style.display  = 'none';
		}
	}
}

function checkChange(i) {
    if(inputs[i].checked) {
        inputs[i].checked = '';
        document.getElementById('checkImage' + i).src=imgFalse;
    } else {
        inputs[i].checked = 'checked';
        document.getElementById('checkImage' + i).src=imgTrue;
    }
}

function swapDiv(divId,divNames) {
	if(document.getElementById(divId)) {
		if(document.getElementById(divId).style.display == 'none') {
			var display = 'block';
		} else {
			var display = 'none';
		}
		var x = readCookie(divNames)
		if (x) {
			var div = document.getElementById(x);
			if(div){
				document.getElementById(x).style.display = 'none';
			}
		}
		document.getElementById(divId).style.display = display;
		var date = new Date();
		date.setTime(date.getTime()+(1*24*60*60*1000));
		var expires = date.toGMTString();
		document.cookie = divNames + '=' + divId + '; expires = '+ expires + '; path=/'
	}
}

function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function setCurrentVraag(cookiename) {
	var x = readCookie(cookiename)
	if (x) {
		var div = document.getElementById(x);
		if(div) {
			document.getElementById(x).style.display = 'block';
		}
	}
}