function setDivOpen()
{
	$('hiddenBranches').style.display = "block";
	$('closeDiv').style.display = "block";
	$('openDiv').style.display = "none";
}
function setDivHidden()
{
	$('hiddenBranches').style.display = "none";
	$('closeDiv').style.display = "none";
	$('openDiv').style.display = "block";
}

function changeCity(pref)
{
	if (pref == 'pref') {
		var pref_id = $F('pref_1');
		var city_div = 'city';
		var url = '/search/getCities/1/';
		var pars = 's[pref]=' + pref_id;
	} else if (pref == 'pref2'){
		var pref_id = $F('pref_2');
		var city_div = 'cities2';
		var url = '/search/getCities/2/';
		var pars = 's[pref2]=' + pref_id;
	} else {
		return ;
	}
	
	
	var myAjax = new Ajax.Updater(
		city_div,
		url,
		{
			parameters: pars,
			method: 'get',
			asynchronous: false
		}
	);
}

function changeCompany()
{
	var company_id = $F('corp');
	
	var from = $('from');
	var to = $('to');
	
	var option = document.createElement('option');
	option.value = "";
	option.innerHTML = "▼選択";
	if (from) {
		from.options.length = 0;
		from.appendChild(option.cloneNode(true));
	}
	if (to) {
		to.options.length = 0;
		to.appendChild(option);
	}
	
	var url = "/search/getLine/";
	var pars = "s[station][corp]=" + company_id;
	var myAjax = new Ajax.Updater(
			'line',
			url,
			{
				method: 'get',
				parameters: pars,
				asynchronous: false
			}
		);
}

function changeRosen()
{
	var rosen_id = $F('rosen');
	var to = $('to');
	if (to) {
		to.options.length = 0;
	}
	var option = document.createElement('option');
	option.value = "";
	option.innerHTML = "▼選択";
	if (to) {
		to.appendChild(option);
	}
	var url = "/search/getFrom/";
	var pars = "s[station][line]=" + rosen_id;
	var myAjax = new Ajax.Updater(
			'frombox',
			url,
			{
				method: 'get',
				parameters: pars,
				asynchronous: false
			}
			);
}

function changeFrom()
{
	var rosen_id = $F('rosen');
	var from = $F('from');
	var url = "/search/getTo/+" + rosen_id + "/";
	
	var pars = "s[station][from]=" + from;
	
	var myAjax = new Ajax.Updater(
			'tobox',
			url,
			{
				method: "get",
				parameters: pars,
				asynchronous: false
			}
			);
}