window.onload = function() {
   initializeMenu("funMenu", "funActuator");
   initializeMenu("comicMenu", "comicActuator");
   initializeMenu("webMenu", "webActuator");
   initializeMenu("blogMenu", "blogActuator");
   initializeMenu("friendMenu", "friendActuator");
   initializeMenu("clubMenu", "clubActuator");
   initializeMenu("newsMenu", "newsActuator");
   initializeMenu("japanMenu", "japanActuator");				            				            				            				            				            		
}


if (!document.getElementById)
    document.getElementById = function() { return null; }

function initializeMenu(menuId, actuatorId) {
    var menu = document.getElementById(menuId);
    var actuator = document.getElementById(actuatorId);

    if (menu == null || actuator == null) return;

    actuator.onclick = function() {
        var display = menu.style.display;
        menu.style.display = (display == "block") ? "none" : "block";

        return false;
    }
}