if(navigator.appVersion.charAt(0) >= "3"){
  img = new Array();
//<!-------------メニュー1~8-------------------->
  img[1] = new Image; img[1].src = "images/top_menu_1.gif";
  img[2] = new Image; img[2].src = "images/top_menu_2.gif";
  img[3] = new Image; img[3].src = "images/top_menu_3.gif";
  img[4] = new Image; img[4].src = "images/top_menu_4.gif";
  img[5] = new Image; img[5].src = "images/top_menu_5.gif";
  img[6] = new Image; img[6].src = "images/top_menu_6.gif";
  img[7] = new Image; img[7].src = "images/top_menu_7.gif";
  img[8] = new Image; img[8].src = "images/top_menu_8.gif";
//<!-------------メニュー2 9~16-------------------->
  img[9] = new Image; img[9].src = "images/top_menu_12.gif";
  img[10] = new Image; img[10].src = "images/top_menu_22.gif";
  img[11] = new Image; img[11].src = "images/top_menu_32.gif";
  img[12] = new Image; img[12].src = "images/top_menu_42.gif";
  img[13] = new Image; img[13].src = "images/top_menu_52.gif";
  img[14] = new Image; img[14].src = "images/top_menu_62.gif";
  img[15] = new Image; img[15].src = "images/top_menu_72.gif";
  img[16] = new Image; img[16].src = "images/top_menu_82.gif";
//<!-------------メニュー3 9~16-------------------->
  img[17] = new Image; img[17].src = "images_main/sankaku1.gif";
  img[18] = new Image; img[18].src = "images_main/sankaku2.gif";
  img[19] = new Image; img[19].src = "images/top_menu_02.gif";
  img[20] = new Image; img[20].src = "images/top_menu_003.gif";
  img[21] = new Image; img[21].src = "images/top_menu_004.gif";
  img[22] = new Image; img[22].src = "images/top_menu_005.gif";
  img[23] = new Image; img[23].src = "images/top_menu_006.gif";
  img[24] = new Image; img[24].src = "images/top_menu_007.gif";
  img[25] = new Image; img[25].src = "images/top_menu_008.gif";
  img[26] = new Image; img[26].src = "images/top_menu_009.gif";
  img[27] = new Image; img[27].src = "images/top_menu_010.gif";
  img[28] = new Image; img[28].src = "images/top_menu_011.gif";
  img[29] = new Image; img[29].src = "images/top_menu_13.gif";
  img[30] = new Image; img[30].src = "images/top_menu_16.gif";
  img[31] = new Image; img[31].src = "images/top_menu_012.gif";
}
function chg_topmenu(a,b,c){  //a
  if(navigator.appVersion.charAt(0) >= "3"){
    document.images["img" +a].src=img[b].src;
    document.cimage.src =img[c].src;
  }
}