//プレロード
BtnImg = new Array();
for(i=0; i<=5; i++) {
BtnImg[i] = new Image();
}
BtnImg[0].src = "../images/images/btn_mag_o.jpg";
BtnImg[1].src = "../images/menu_news_o.jpg";
BtnImg[2].src = "../images/menu_blog_o.jpg";
BtnImg[3].src = "../images/menu_product_o.jpg";
BtnImg[4].src = "../images/menu_inq_o.jpg";
BtnImg[5].src = "../images/btn_cam_o.jpg";