function newImage(arg) {
if (document.images) {
rslt = new Image();
rslt.src = arg;
return rslt;
}
}

function changeImages() {
if (document.images && (preloadFlag == true)) {
for (var i=0; i<changeImages.arguments.length; i+=2) {
document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
}
}
}

var preloadFlag = false;
function preloadImages() {
if (document.images) {
index_06_over = newImage("index/index_06-over.gif");
index_07_over = newImage("index/index_07-over.gif");
submenu_01_over = newImage("submenu/submenu_01-over.gif");
submenu_03_over = newImage("submenu/submenu_03-over.gif");
submenu_05_over = newImage("submenu/submenu_05-over.gif");
submenu_07_over = newImage("submenu/submenu_07-over.gif");
preloadFlag = true;
}
}

function newImage(arg) {
if (document.images) {
rslt = new Image();
rslt.src = arg;
return rslt;
}
}

function changeImages() {
if (document.images && (preloadFlag == true)) {
for (var i=0; i<changeImages.arguments.length; i+=2) {
document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
}
}
}

var preloadFlag = false;
function preloadImages() {
if (document.images) {
list_pri_06_over = newImage("index/list_pri_06-over.gif");
list_pri_07_over = newImage("index/list_pri_07-over.gif");
list_pri_09_over = newImage("index/list_pri_09-over.gif");
list_pri_10_list_pri_09_over = newImage("index/list_pri_10-list_pri_09_ove.gif");
list_pri_11_over = newImage("index/list_pri_11-over.gif");
list_pri_12_list_pri_11_over = newImage("index/list_pri_12-list_pri_11_ove.gif");
list_pri_13_over = newImage("index/list_pri_13-over.gif");
list_pri_14_list_pri_13_over = newImage("index/list_pri_14-list_pri_13_ove.gif");
list_pri_15_list_pri_09_over = newImage("index/list_pri_15-list_pri_09_ove.gif");
list_pri_15_list_pri_11_over = newImage("index/list_pri_15-list_pri_11_ove.gif");
list_pri_15_list_pri_13_over = newImage("index/list_pri_15-list_pri_13_ove.gif");
preloadFlag = true;
}
}

function nagoyamap(){
window.open("nagoya_map.html","subwindow","toolbar=no,resizable=1,height=230,width=190");
}

function fukuokamap(){
window.open("fukuoka_map.html","subwindow","toolbar=no,resizable=1,height=213,width=246");
}