var ver4 = (navigator.appVersion.charAt(0) == "4");
var NN4 = ver4 && (navigator.appName == "Netscape");
var IE4 = ver4 && (navigator.appName.charAt(0) == "M");
var NN3 = ((navigator.appVersion.charAt(0) == "3") && (navigator.appName == "Netscape"));
if(NN3 || NN4 || IE4){
var imgM = new Array();
imgM[10] = new Image(); imgM[10].src = "../image/menu/btn01.jpg";
imgM[11] = new Image(); imgM[11].src = "../image/menu/btn01r.jpg";
imgM[20] = new Image(); imgM[20].src = "../image/menu/btn02.jpg";
imgM[21] = new Image(); imgM[21].src = "../image/menu/btn02r.jpg";
imgM[30] = new Image(); imgM[30].src = "../image/menu/btn03.jpg";
imgM[31] = new Image(); imgM[31].src = "../image/menu/btn03r.jpg";
imgM[40] = new Image(); imgM[40].src = "../image/menu/btn04.jpg";
imgM[41] = new Image(); imgM[41].src = "../image/menu/btn04r.jpg";
imgM[50] = new Image(); imgM[50].src = "../image/menu/btn05.jpg";
imgM[51] = new Image(); imgM[51].src = "../image/menu/btn05r.jpg";
imgM[60] = new Image(); imgM[60].src = "../image/menu/btn06.jpg";
imgM[61] = new Image(); imgM[61].src = "../image/menu/btn06r.jpg";
imgM[70] = new Image(); imgM[70].src = "../image/menu/btn07.jpg";
imgM[71] = new Image(); imgM[71].src = "../image/menu/btn07r.jpg";
imgM[80] = new Image(); imgM[80].src = "../image/menu/btn08.jpg";
imgM[81] = new Image(); imgM[81].src = "../image/menu/btn08r.jpg";
imgM[90] = new Image(); imgM[90].src = "../image/menu/btn09.jpg";
imgM[91] = new Image(); imgM[91].src = "../image/menu/btn09r.jpg";
imgM[100] = new Image(); imgM[100].src = "../image/menu/btn10.jpg";
imgM[101] = new Image(); imgM[101].src = "../image/menu/btn10r.jpg";
imgM[0] = new Image(); imgM[0].src = "../image/busan/map.jpg";
imgM[1] = new Image(); imgM[1].src = "../image/busan/map_hokkaidou.jpg";
imgM[2] = new Image(); imgM[2].src = "../image/busan/map_kantou.jpg";
imgM[3] = new Image(); imgM[3].src = "../image/busan/map_tyubu.jpg";
imgM[4] = new Image(); imgM[4].src = "../image/busan/map_kansai.jpg";
imgM[5] = new Image(); imgM[5].src = "../image/busan/map_tyugoku.jpg";
imgM[6] = new Image(); imgM[6].src = "../image/busan/map_kyushu.jpg";
}

function Mix(num,nam) {
if(NN3 || NN4 || IE4) {
              box=num*10+nam;
              document.images["M"+num].src = imgM[box].src;
              }
}

function Mm(num) {
if(NN3 || NN4 || IE4) {
              document.images["map"].src = imgM[num].src;
              }
}