tfb.account = 'Shimotani_com';
tfb.label = 'follow-us';
tfb.color = '#ccc';
tfb.side = 'r';
tfb.top = 0;
tfb.showbadge();
tfb.addEvent = function(element, type, func) {
    if(window.addEventListener) {
        element.addEventListener(type, func, false);
    } else {
        element.attachEvent('on' + type, func);
    }
}
tfb.addEvent(window, 'load', tfb.showbadge);