if(navigator.appVersion.charAt(0) >= "3") {
var img = new Array();
img[0] = new Image();  img[0].src = "img/header_menu_01.gif";
img[1] = new Image();  img[1].src = "img/header_menu_over_01.gif";
img[2] = new Image();  img[2].src = "img/header_menu_02.gif";
img[3] = new Image();  img[3].src = "img/header_menu_over_02.gif";
img[4] = new Image();  img[4].src = "img/header_menu_03.gif";
img[5] = new Image();  img[5].src = "img/header_menu_over_03.gif";
img[6] = new Image();  img[6].src = "img/header_menu_04.gif";
img[7] = new Image();  img[7].src = "img/header_menu_over_04.gif";
img[8] = new Image();  img[8].src = "img/header_menu_05.gif";
img[9] = new Image();  img[9].src = "img/header_menu_over_05.gif";
img[10] = new Image();  img[10].src = "img/header_menu_06.gif";
img[11] = new Image();  img[11].src = "img/header_menu_over_06.gif";
img[12] = new Image();  img[12].src = "img/header_menu_07.gif";
img[13] = new Image();  img[13].src = "img/header_menu_over_07.gif";
img[14] = new Image();  img[14].src = "img/header_menu_08.gif";
img[15] = new Image();  img[15].src = "img/header_menu_over_08.gif";
img[16] = new Image();  img[16].src = "img/header_menu_09.gif";
img[17] = new Image();  img[17].src = "img/header_menu_over_09.gif";

img[18] = new Image();  img[18].src = "img/left-navi_01.gif";
img[19] = new Image();  img[19].src = "img/left-navi_over_01.gif";
img[20] = new Image();  img[20].src = "img/left-navi_02.gif";
img[21] = new Image();  img[21].src = "img/left-navi_over_02.gif";
img[22] = new Image();  img[22].src = "img/left-navi_03.gif";
img[23] = new Image();  img[23].src = "img/left-navi_over_03.gif";
img[24] = new Image();  img[24].src = "img/left-navi_04.gif";
img[25] = new Image();  img[25].src = "img/left-navi_over_04.gif";


}
function _in(nam,num) {
if(navigator.appVersion.charAt(0) >= "3") {
document.images[nam].src = img[num].src;
   } else { }
        }
function _out(nam,num) {
document.images[nam].src = img[num].src;
}