var objAjax = ajaxFunction();

function list_cities() {
	var selected_state = get_field_value("id_state");
	if (selected_state != "") {
		select_usa();
		var html_message = " Processing... Please wait!";
		inner_html("id_city_msg",html_message);
		var file_url = adminurl+"ajax_serverPage.php?case=select_cities&whatpage=exsearch&state_name="+selected_state+"&sid="+Math.random();
		objAjax.open("GET",file_url,true);
		objAjax.onreadystatechange=function() {
			if(objAjax.readyState==4) {
                    //alert(objAjax.responseText);
				var result_str = eval ("("+objAjax.responseText+")");

				var cities_length = result_str.cities.length;
				countyList =  document.getElementById("id_section");
				empty_list("id_city");
				for (var count=0; count < cities_length; count++) {
					text = value = result_str.cities[count];
					add_option ("id_city",text,value);
				}
			}
		}
		objAjax.send(null);
		html_message = "&nbsp;";
		inner_html('id_city_msg',html_message);
	}
}