function get_element(id) {
	var e;
	if (document.getElementById) {
		e = document.getElementById(id);
	} else if (document.all) {
		e = document.all[id];
	} else if (document.layers) {
		e = document.layers[id];
	} else {
		return null;
	}
	return e;
}

function set_visibility(id, vis) {
	var e;
	e = get_element(id);
	if (e == null) return;
	if (vis) {
		e.style.display = '';
		e.style.visibility = 'visible';
	} else {
		e.style.display = 'none';
		e.style.visibility = 'hidden';
	}
}

function toggle_visibility(id) {
	var e;
	e = get_element(id);
	if (e == null) return;
	if (e.style.display == 'none' || e.style.visibility == 'hidden') {
		e.style.display = '';
		e.style.visibility = 'visible';
	} else {
		e.style.display = 'none';
		e.style.visibility = 'hidden';
	}
}

function select_by_value(e, val)
{
	var i;
	if (e == null) return;
	for (i = 0; i < e.length; i++) {
		if (e.options[i].value == val) {
			e.selectedIndex = i;
		}
	}
}

function select_by_text(e, txt)
{
	var i;
	if (e == null) return;
	for (i = 0; i < e.length; i++) {
		if (e.options[i].text == txt) {
			e.selectedIndex = i;
		}
	}
}

function sgo_simpleView() {
	set_visibility('rsexgendersimple', true);
	set_visibility('rorientationsimple', true);
	set_visibility('rsex', false);
	set_visibility('rsexother', false);
	set_visibility('rtransition', false);
	set_visibility('rtransitionother', false);
	set_visibility('rgender', false);
	set_visibility('rgenderother', false);
	set_visibility('rorientation', false);
	set_visibility('rorientationother', false);
	set_visibility('rtitle', false);
	set_visibility('rtitleother', false);
	set_visibility('rpronoun', false);
	set_visibility('rpronounother', false);
}

function sgo_advancedView() {
	var e;
	var transsex, sother, tsother, gother, oother, tother, pother;
	e = get_element('sex');
	transsex = (e != null) && (e.options[e.selectedIndex].text == 'MTF' || e.options[e.selectedIndex].text == 'FTM');
	sother = (e != null) && (e.options[e.selectedIndex].text == 'Other');
	e = get_element('transition');
	tsother = (e != null) && (e.options[e.selectedIndex].text == 'Other');
	e = get_element('gender');
	gother = (e != null) && (e.options[e.selectedIndex].text == 'Other');
	e = get_element('orientation');
	oother = (e != null) && (e.options[e.selectedIndex].text == 'Other');
	e = get_element('title');
	tother = (e != null) && (e.options[e.selectedIndex].text == 'Other');
	e = get_element('pronoun');
	pother = (e != null) && (e.options[e.selectedIndex].text == 'Other');
	
	set_visibility('rsexgendersimple', false);
	set_visibility('rorientationsimple', false);
	set_visibility('rsex', true);
	set_visibility('rsexother', sother);
	set_visibility('rtransition', transsex);
	set_visibility('rtransitionother', transsex && tsother);
	set_visibility('rgender', true);
	set_visibility('rgenderother', gother);
	set_visibility('rorientation', true);
	set_visibility('rorientationother', oother);
	set_visibility('rtitle', true);
	set_visibility('rtitleother', tother);
	set_visibility('rpronoun', true);
	set_visibility('rpronounother', pother);
}

function sgo_checksg()
{
	var e;
	var sg = 'Unspecified';
	var t = 'Unspecified';
	var p = 'Unspecified';
	e = get_element('sexgendersimple');
	if (e == null) return;
	sg = e.options[e.selectedIndex].text;
	t = (sg == 'Male')?('Mr.'):(sg == 'Female')?('Ms.'):('Unspecified');
	p = (sg == 'Male')?('He'):(sg == 'Female')?('She'):('Unspecified');
	select_by_text(get_element('sex'), sg);
	select_by_text(get_element('transition'), 'Unspecified');
	select_by_text(get_element('gender'), sg);
	select_by_text(get_element('title'), t);
	select_by_text(get_element('pronoun'), p);
}

function sgo_checkso()
{
	var e, ee;
	var s;
	e = get_element('orientationsimple');
	ee = get_element('orientation');
	if (e == null || ee == null) return;
	select_by_text(ee, e.options[e.selectedIndex].text);
}

function sgo_checkts()
{
	var e;
	var transsex, tsother;
	e = get_element('sex');
	transsex = (e != null) && (e.options[e.selectedIndex].text == 'MTF' || e.options[e.selectedIndex].text == 'FTM');
	e = get_element('transition');
	tsother = (e != null) && (e.options[e.selectedIndex].text == 'Other');
	set_visibility('rtransition', transsex);
	set_visibility('rtransitionother', transsex && tsother);
}

function sgo_checkg()
{
	var e, ee;
	e = get_element('gender');
	ee = get_element('sexgendersimple');
	if (e == null || ee == null) return;
	select_by_text(ee, 'Unspecified');
	select_by_text(ee, e.options[e.selectedIndex].text);
}

function sgo_checko()
{
	var e, ee;
	e = get_element('orientation');
	ee = get_element('orientationsimple');
	if (e == null || ee == null) return;
	select_by_text(ee, 'Unspecified');
	select_by_text(ee, e.options[e.selectedIndex].text);
}

function sgo_checkother(id)
{
	var e;
	var vis;
	e = get_element(id);
	vis = (e != null) && (e.options[e.selectedIndex].text == 'Other');
	set_visibility('r'+id+'other', vis);
}