<!--to hide script contents from old browsers
var scrollStep = 1;
function scrollToTop()
{
    if(navigator.appName == "Microsoft Internet Explorer" && document.compatMode == "CSS1Compat")
    {
        var ScrollPs = document.body.parentNode.scrollTop;
    }
    else
    {
        var ScrollPs = document.body.scrollTop;
    }
    if(scrollStep < 50 && ScrollPs)
    {
        ScrollPs = (ScrollPs > 2) ? Math.ceil(ScrollPs*.2) : 1;
        scrollStep++;
        scrollBy(0,-ScrollPs);
        setTimeout("scrollToTop()",10);
    }
    else
    {
        scrollTo(0,0);
        scrollStep = 1;
    }
}
function checkForm()
{
    if(document.melmaga.email.value == "")
    {
        alert('メールアドレスを入力してください');
        document.melmaga.email.focus();
        return false;
    }
    return true;
}
imgId2 = imgId3 ="";
stayId2 = stayId3 ="";
function imgChange(imgName,imgState)
{
    if(document.images)
    {
        stringId0 = imgName.substring(0,4);
        stringId2 = imgName.substring(4,6);
        stringId3 = imgName.substring(4,6);
        if((stringId0 == "menu") && ((stringId2 == imgId2) || (stringId3 == imgId3)))
        {
            document[imgName].src = eval(imgName + "on" + ".src");
        }
        else
        {
            document[imgName].src = eval(imgName + imgState + ".src");
        }
    }
}
function stayMenuSecond(stayId2)
{
    imgChange("menu" + stayId2,"on");
    imgId2 = stayId2;
}
function stayMenuThird(stayId3)
{
    imgChange("menu" + stayId3,"on");
    imgId3 = stayId3;
}
if(document.images)
{
    MENU_01off = new Image();
    MENU_01off.src="imgs/btn_japanese.gif";
    MENU_01on = new Image();
    MENU_01on.src="imgs/over/btn_japanese.gif";
    MENU_02off = new Image();
    MENU_02off.src="imgs/btn_english.gif";
    MENU_02on = new Image();
    MENU_02on.src="imgs/over/btn_english.gif";
}