function getCitySet(){
	var citySet = new Array;
	citySet.getCitySet(citys);
	return citySet
}
function getInternationalCitySet(){
	var citySet = new Array;
	citySet.getCitySet(citysinternational);
	return citySet
}
function getInternationalReturnCitySet(){
	var citySet = new Array;
	citySet.getCitySet(citysreturn);
	return citySet
}
function getDeleverCitySet(){
	var citySet = new Array;
	citySet.getCitySet(delevercitys);
	return citySet
}
//added by jianbo 08/09/17
function getElongAgencyCitys(){
    var citySet = new Array;
    citySet.getCitySet( elongAgencyCitys );
    return citySet;
}
function getInternationalDeleverCitySet(){
	var citySet = new Array;
	citySet.getCitySet(delevercitysinternational);
	return citySet
}
function getInternationalAirCorpSet(){
	var aircorpSet = new Array;
	aircorpSet.getAirCorpSet(corpsinternational);
	return aircorpSet
}

function getGlobalCities() {
    var citySet = new Array;
    citySet.getCitySet(globalcities);
    return citySet;
}