function handleCountryChange() {
	if($("#airportList")) {
		$("#airportList").hide(350);
		$("#select_airport").val("select");
	}
	if($("#cityList")) {
		$("#cityList").hide(350);
		$('#select_city').val("select");	
	}
	if($("#stateList")) {
		$("#stateList").hide(350);
		$("#select_state").val("select");
	}
	$('#guide_submit').attr('src','/images/button_selectcountry.gif');	
	$("#pick_state").attr("value","country");
	
	$("#countrySelect").submit();
}

function handleStateChange() {
	if($("#airportList")) {
		$("#airportList").hide(350);
		$("#select_airport").val("select");
	}
	if($("#cityList")) {
		$("#cityList").hide(350);
		$("#select_city").val("select");
	}
	$("#guide_submit").attr("src","/images/button_selectstate.gif");
	$("#pick_state").attr("value","state");
	
	$("#countrySelect").submit();
}

function handleCityChange() {
	if($("#airportList")) {
		$("#airportList").hide(350);
		$("#select_airport").val("select");
	}
	$("#guide_submit").attr("src","/images/button_selectcity.gif");
	$("#pick_state").attr("value","city");
	
	$("#countrySelect").submit();
}

function handleAirportChange() {
	$("#countrySelect").submit();	
}

function init(){	
	$('#select_country').change(
		function(){ 
			handleCountryChange();
		}
	);	
	
	$('#select_state').change(
		function() {
			handleStateChange();
		}
	);
	
	$('#select_city').change(
		function() {
			handleCityChange();
		}
	);
	
	$('#select_airport').change(
		function() {
			handleAirportChange();
		}
	);
}

$(document).ready(
	function(){
		init();
	}
);