function showCitySelectionDiv() {
	var cityDiv = document.getElementById("city_sel_div");
	if (cityDiv != null && cityDiv != undefined) {
		cityDiv.style.display = "block";
	}
}

function hideCitySelectionDiv() {
	var cityDiv = document.getElementById("city_sel_div");
	if (cityDiv != null && cityDiv != undefined) {
		cityDiv.style.display = "none";
	}
}