function write_topics() {
    for (var i = 0; i < topics.length-1; i++) {
        document.write('�E' + topics[i] + '<br>');
    }
}
function write_event() {
    for (var i = 0; i < events.length-1; i++) {
        document.write('�E<a href="../cgi/event/display.cgi">' + events[i] + '</a><br>');
    }
}
function write_shittoku() {
    for (var i = 0; i < shittoku.length-1; i++) {
        document.write('�E' + shittoku[i] + '<br>');
    }
}
function write_eigyou() {
    for (var i = 0; i < eigyou.length-1; i++) {
        document.write('�¡' + eigyou[i] + '<br>');
    }
}