var cityArr = [];

cityArr['上海'] = [
		{txt:'上海金桥美格菲健身中心', val:'金桥'}, 
		{txt:'美格菲健身中心－上海卢湾会所', val:'卢湾'},
		{txt:'美格菲健身中心－上海徐汇会所', val:'徐汇'},
		{txt:'美格菲健身中心－上海新江湾会所', val:'新江湾'},
		{txt:'美格菲健身中心－上海新浦江会所', val:'新浦江'},
		{txt:'美格菲健身中心－上海梅陇会所', val:'梅陇'},
		{txt:'上海亲和源美格菲健康中心', val:'亲和源'}
	];
	
cityArr['成都'] = [  // Use 'Chengdu', do not use 'Sichuan', otherwise shops cannot be found.
		{txt:'美格菲健身中心－成都春熙会所', val:'春熙'}
	];
	
cityArr['湖北'] = [
		{txt:'美格菲健身中心－武汉汉口会所', val:'泰合'}, 
		{txt:'美格菲健身中心－武汉沌口会所', val:'沌口'}
	];
	
cityArr['陕西'] = [
		{txt:'美格菲健身中心－西安钟楼会所', val:'钟楼'}, 
		{txt:'美格菲健身中心－西安高新会所', val:'高新'}
	];
	
cityArr['江苏'] = [
		{txt:'美格菲健身中心－无锡惠山会所', val:'惠山'}
	];
	
cityArr['浙江'] = [
    {txt:'美格菲健身中心－杭州滨江会所', val:'滨江'}
  ];

function setCity(province)
{	
	setSelectOption('city', cityArr[province], '------------------------请选择------------------------');
}

function removeOptions(selectObj)
{
	if (typeof selectObj != 'object')
	{
		selectObj = document.getElementById(selectObj);
	}

	var len = selectObj.options.length;

	for (var i=0; i < len; i++)
	{
		selectObj.options[0] = null;
	}
}

function setSelectOption(selectObj, optionList, firstOption, selected)
{
	if (typeof selectObj != 'object')
	{
		selectObj = document.getElementById(selectObj);
	}
	removeOptions(selectObj);
	var start = 0;
	if (firstOption)
	{
		selectObj.options[0] = new Option(firstOption, '');
		start ++;
	}
	var len = optionList.length;
	for (var i=0; i < len; i++)
	{
		selectObj.options[start] = new Option(optionList[i].txt, optionList[i].val);
		if(selected == optionList[i].val)
		{
			selectObj.options[start].selected = true;
		}
		start ++;
	}
}