if(navigator.appVersion.charAt(0) >= 3) {
var img = new Array();
  img[0] = new Image();  img[0].src = "../img/btn_top.gif";
  img[1] = new Image();  img[1].src = "../img/btn_top_ov.gif";
  img[2] = new Image();  img[2].src = "../img/btn_trial.gif";
  img[3] = new Image();  img[3].src = "../img/btn_trial_ov.gif";
  img[4] = new Image();  img[4].src = "../img/btn_medi.gif";
  img[5] = new Image();  img[5].src = "../img/btn_medi_ov.gif";
  img[6] = new Image();  img[6].src = "../img/btn_deve.gif";
  img[7] = new Image();  img[7].src = "../img/btn_deve_ov.gif";
  img[8] = new Image();  img[8].src = "../img/btn_food.gif";
  img[9] = new Image();  img[9].src = "../img/btn_food_ov.gif";
  img[10] = new Image();  img[10].src = "../img/btn_doping.gif";
  img[11] = new Image();  img[11].src = "../img/btn_doping_ov.gif";
  img[12] = new Image();  img[12].src = "../img/btn_product.gif";
  img[13] = new Image();  img[13].src = "../img/btn_product_ov.gif";
  img[14] = new Image();  img[14].src = "../img/btn_minfo.gif";
  img[15] = new Image();  img[15].src = "../img/btn_minfo_ov.gif";
  img[16] = new Image();  img[16].src = "../img/btn_corp.gif";//会社概要
  img[17] = new Image();  img[17].src = "../img/btn_corp_ov.gif";//会社概要
  img[18] = new Image();  img[18].src = "../img/btn_environ.gif";
  img[19] = new Image();  img[19].src = "../img/btn_environ_ov.gif";
  img[20] = new Image();  img[20].src = "../img/btn_recruit.gif";
  img[21] = new Image();  img[21].src = "../img/btn_recruit_ov.gif";
  
  img[22] = new Image();  img[22].src = "../img/hbtn_contact.gif";
  img[23] = new Image();  img[23].src = "../img/hbtn_contact_ov.gif";
  img[24] = new Image();  img[24].src = "../img/hbtn_sitemap.gif";
  img[25] = new Image();  img[25].src = "../img/hbtn_sitemap_ov.gif";
  img[26] = new Image();  img[26].src = "../img/hbtn_search.gif";
  img[27] = new Image();  img[27].src = "../img/hbtn_search_ov.gif";
  img[28] = new Image();  img[28].src = "../img/fbtn_link.gif";
  img[29] = new Image();  img[29].src = "../img/fbtn_link_ov.gif";
  img[30] = new Image();  img[30].src = "../img/fbtn_policy.gif";
  img[31] = new Image();  img[31].src = "../img/fbtn_policy_ov.gif";
  img[32] = new Image();  img[32].src = "../img/fbtn_help.gif";
  img[33] = new Image();  img[33].src = "../img/fbtn_help_ov.gif";
  img[34] = new Image();  img[34].src = "../img/fbtn_gotop.gif";
  img[35] = new Image();  img[35].src = "../img/fbtn_gotop_ov.gif";
}
function change_image(nam,num) {
  if(navigator.appVersion.charAt(0) >= 3) {
  document.images[nam].src = img[num].src;
  }
}
function MM_openBrWindow(theURL,winName,features) {
  window.open(theURL,winName,features);
}