<!--

function newImage(arg) {
if (document.images) {
rslt = new Image();
rslt.src = arg;
return rslt;
}
}

function changeImages() {
if (document.images && (preloadFlag == true)) {
for (var i=0; i<changeImages.arguments.length; i+=2) {
document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
}
}
}

var preloadFlag = false;
function preloadImages() {
if (document.images) {
btn_head_home_over = newImage(__path + 'common/images/btn_head_home-over.gif');
btn_head_news_over = newImage(__path + 'common/images/btn_head_news-over.gif');
btn_head_corporate_over = newImage(__path + 'common/images/btn_head_corporate-over.gif');
btn_head_contact_over = newImage(__path + 'common/images/btn_head_contact-over.gif');
btn_head_info_over = newImage(__path + 'common/images/btn_head_info-over.gif');
btn_head_sitemap_over = newImage(__path + 'common/images/btn_head_sitemap-over.gif');
btn_head_japanese_over = newImage(__path + 'common/images/btn_head_japanese-over.gif');
preloadFlag = true;
}
}

// -->