function onAddressesEqualClick(event) {
    var element = event.element();
    if (element.checked) {
	$('post_straat').value = $('prive_straat').value;
	$('post_huisnummer').value = $('prive_huisnummer').value;
	$('post_postcode').value = $('prive_postcode').value;
	$('post_plaats').value = $('prive_plaats').value;

	$('post_straat').disabled = true;
	$('post_huisnummer').disabled = true;
	$('post_postcode').disabled = true;
	$('post_plaats').disabled = true;
    } else {
	$('post_straat').disabled = false;
	$('post_huisnummer').disabled = false;
	$('post_postcode').disabled = false;
	$('post_plaats').disabled = false;
    } // if
} // onSearchClick()


function onSchoolIsAbonneeClick(event) {
    var element = event.element();
    if (element.checked) {
	var el = $('info_school_is_abonnee');
	$('info_school_is_abonnee').style.display = 'block';
	$('info_school_is_abonnee').style.visibility = 'visible';
    } else {
	$('info_school_is_abonnee').style.display = 'none';
	$('info_school_is_abonnee').style.visibility = 'hidden';
    } // if
} // onSchoolIsAbonneeClick()


function initEvents() {
    Event.observe('cb_addresses_equal', 'click', onAddressesEqualClick);
    if ($('cb_school_is_abonnee') != null) {
	Event.observe('cb_school_is_abonnee', 'click', onSchoolIsAbonneeClick);
    } // if
} // initEvents()


Event.observe(window, 'load', initEvents);