HpbImgPreload('_HPB_ROLLOVER1', 'images/chuko_1.gif', 'images/chuko.gif');
HpbImgPreload('_HPB_ROLLOVER2', 'images/webshop-bana_1.gif', 'images/webshop-bana2.gif');
HpbImgPreload('_HPB_ROLLOVER3', 'images/sakainews_bana_1.gif', 'images/sakainews_bana.gif');
HpbImgPreload('_HPB_ROLLOVER4', 'images/playland_bana_1.gif', 'images/playland_bana.gif');