if (document.images) {
off_hm310 = new Image();off_hm310.src = './img_2008/hm_310.gif';
off_hm330 = new Image();off_hm330.src = './img_2008/hm_330.gif';
off_hm340 = new Image();off_hm340.src = './img_2008/hm_340.gif';
off_hm570 = new Image();off_hm570.src = './img_2008/hm_570.gif';
off_hm550 = new Image();off_hm550.src = './img_2008/hm_550.gif';
off_hm560 = new Image();off_hm560.src = './img_2008/hm_560.gif';
off_hm520 = new Image();off_hm520.src = './img_2008/hm_520.gif';
off_hm530 = new Image();off_hm530.src = './img_2008/hm_530.gif';
off_hm540 = new Image();off_hm540.src = './img_2008/hm_540.gif';
off_hm360 = new Image();off_hm360.src = './img_2008/hm_360.gif';
off_hm590 = new Image();off_hm590.src = './img_2008/hm_590.gif';
off_hm320 = new Image();off_hm320.src = './img_2008/hm_320.gif';
off_hm580 = new Image();off_hm580.src = './img_2008/hm_580.gif';
off_hm300 = new Image();off_hm300.src = './img_2008/hm_300.gif';
off_hm510 = new Image();off_hm510.src = './img_2008/hm_510.gif';
off_hm370 = new Image();off_hm370.src = './img_2008/hm_370.gif';

on_hm310 = new Image();on_hm310.src = './img_2008/hm_310on.gif';
on_hm330 = new Image();on_hm330.src = './img_2008/hm_330on.gif';
on_hm340 = new Image();on_hm340.src = './img_2008/hm_340on.gif';
on_hm570 = new Image();on_hm570.src = './img_2008/hm_570on.gif';
on_hm550 = new Image();on_hm550.src = './img_2008/hm_550on.gif';
on_hm560 = new Image();on_hm560.src = './img_2008/hm_560on.gif';
on_hm520 = new Image();on_hm520.src = './img_2008/hm_520on.gif';
on_hm530 = new Image();on_hm530.src = './img_2008/hm_530on.gif';
on_hm540 = new Image();on_hm540.src = './img_2008/hm_540on.gif';
on_hm360 = new Image();on_hm360.src = './img_2008/hm_360on.gif';
on_hm590 = new Image();on_hm590.src = './img_2008/hm_590on.gif';
on_hm320 = new Image();on_hm320.src = './img_2008/hm_320on.gif';
on_hm580 = new Image();on_hm580.src = './img_2008/hm_580on.gif';
on_hm300 = new Image();on_hm300.src = './img_2008/hm_300on.gif';
on_hm510 = new Image();on_hm510.src = './img_2008/hm_510on.gif';
on_hm370 = new Image();on_hm370.src = './img_2008/hm_370on.gif';
}
function di(id,name){
  if (document.images) {document.images[id].src=eval(name+".src"); }
}