function preload(){

MM_preloadImages('common/images/gnavi_question_on.jpg','common/images/gnavi_suddenly_on.jpg','common/images/gnavi_term_on.jpg','common/images/gnavi_manner_on.jpg','common/images/gnavi_greet_on.jpg','common/images/gnavi_shop_on.jpg','common/images/consul_li_01_on.jpg','common/images/consul_li_02_on.jpg','common/images/consul_li_03_on.jpg','common/images/consul_li_04_on.jpg','common/images/consul_li_05_on.jpg')
}

function addListener(elem, eventType, func, cap) {
    if(elem.addEventListener) {
        elem.addEventListener(eventType, func, cap);
    } else if(elem.attachEvent) {
        elem.attachEvent('on' + eventType, func);
    } else {
        //alert('ご利用のブラウザーはサポートされていません。');
        return false;
    }
}

addListener(window, 'load', preload, false);