if(navigator.appVersion.charAt(0) >= 3) {
var img = new Array();
img[1] = new Image();  img[1].src = "img/top/mes_top_hd_m_gaiyo_over.gif"; 
img[2] = new Image();  img[2].src = "img/top/mes_top_hd_m_gaiyo_off.gif"; 
img[3] = new Image();  img[3].src = "img/top/mes_top_hd_m_photo_over.gif"; 
img[4] = new Image();  img[4].src = "img/top/mes_top_hd_m_photo_off.gif"; 
img[5] = new Image();  img[5].src = "img/top/mes_top_hd_m_link_over.gif"; 
img[6] = new Image();  img[6].src = "img/top/mes_top_hd_m_link_off.gif"; 
img[7] = new Image();  img[7].src = "img/top/mes_top_hd_m_contact_over.gif"; 
img[8] = new Image();  img[8].src = "img/top/mes_top_hd_m_contact_off.gif"; 
img[9] = new Image();  img[9].src = "img/top/mes_top_bo_bt_bu_over.gif"; 
img[10] = new Image();  img[10].src = "img/top/mes_top_bo_bt_bu_off.gif"; 
img[11] = new Image();  img[11].src = "img/top/mes_top_bo_bt_co_over.gif"; 
img[12] = new Image();  img[12].src = "img/top/mes_top_bo_bt_co_off.gif"; 
img[13] = new Image();  img[13].src = "img/top/mes_top_r_m_yotei_over.gif"; 
img[14] = new Image();  img[14].src = "img/top/mes_top_r_m_yotei_off.gif"; 
img[15] = new Image();  img[15].src = "img/top/mes_top_r_m_coach_over.gif"; 
img[16] = new Image();  img[16].src = "img/top/mes_top_r_m_coach_off.gif"; 
img[17] = new Image();  img[17].src = "img/top/mes_top_r_m_hogo_over.gif"; 
img[18] = new Image();  img[18].src = "img/top/mes_top_r_m_hogo_off.gif"; 
img[19] = new Image();  img[19].src = "img/top/mes_top_r_m_shiai_over.gif"; 
img[20] = new Image();  img[20].src = "img/top/mes_top_r_m_shiai_off.gif"; 
img[21] = new Image();  img[21].src = "img/top/mes_top_r_m_tsc_over.gif"; 
img[22] = new Image();  img[22].src = "img/top/mes_top_r_m_tsc_off.gif"; 
img[23] = new Image();  img[23].src = "img/top/mes_top_title_kekka_over.gif"; 
img[24] = new Image();  img[24].src = "img/top/mes_top_title_kekka_off.gif"; 
img[25] = new Image();  img[25].src = "img/top/mes_top_r_m_bbs_over.gif"; 
img[26] = new Image();  img[26].src = "img/top/mes_top_r_m_bbs_off.gif"; 
img[27] = new Image();  img[27].src = "img/top/mes_top_r_m_cosmo_over.gif"; 
img[28] = new Image();  img[28].src = "img/top/mes_top_r_m_cosmo_off.gif"; 
img[29] = new Image();  img[29].src = "img/top/mes_top_r_m_ikusei4_over.gif"; 
img[30] = new Image();  img[30].src = "img/top/mes_top_r_m_ikusei4_off.gif"; 
}
function change_image(nam,num) {
if(navigator.appVersion.charAt(0) >= 3) {
document.images[nam].src = img[num].src;
}
}