$(function() {
	var AJAX_ZIP2 = 'http://www.chc.or.jp/cgi-bin/du/js/ajaxzip2';

	$('input[@name="howknow"]').change(function() {
		$('input[@id^="howknow_text-"]').val('').attr('name', '');
		$('input#howknow_text-' + $('input[@name="howknow"]:checked').val()).attr('name', 'howknow_text');
	});
	$('input#howknow_text-' + $('input[@name="howknow"]:checked').val()).attr('name', 'howknow_text').val('');
	$('input[@name^="zip_"]').keyup(function() {
		if ($('input[@name^="zip_left"]').val() && $('input[@name^="zip_right"]').val()) {
			$.getJSON(AJAX_ZIP2 + '/data/zip-' + $('input[@name="zip_left"]').val() + '.json', null, function(data, status) {
				var record = data[$('input[@name="zip_left"]').val() + "" + $('input[@name="zip_right"]').val()];
				if (record) {
					$('select[@name="pref"] > option:selected').attr('selected', false);
					$('select[@name="pref"] > option:eq(' + record[0] + ')').attr('selected', true);
					$('input[@name="addr1"]').val(record[1] + record[2]);
				}
			});
		}
	});
});