function MM_swapImgRestore() { //v3.0
    var i, x, a = document.MM_sr; for (i = 0; a && i < a.length && (x = a[i]) && x.oSrc; i++) x.src = x.oSrc;
}

function MM_preloadImages() { //v3.0
    var d = document;
    if (d.images) {
        if (!d.MM_p)
            d.MM_p = new Array();
        var i, j = d.MM_p.length, a = MM_preloadImages.arguments;
        for (i = 0; i < a.length; i++)
            if (a[i].indexOf("#") != 0) {
                d.MM_p[j] = new Image;
                d.MM_p[j++].src = a[i];
            }
    }
}

function MM_findObj(n, d) { //v4.01
    var p, i, x; if (!d) d = document; if ((p = n.indexOf("?")) > 0 && parent.frames.length) {
        d = parent.frames[n.substring(p + 1)].document; n = n.substring(0, p);
    }
    if (!(x = d[n]) && d.all) x = d.all[n]; for (i = 0; !x && i < d.forms.length; i++) x = d.forms[i][n];
    for (i = 0; !x && d.layers && i < d.layers.length; i++) x = MM_findObj(n, d.layers[i].document);
    if (!x && d.getElementById) x = d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
    var i, j = 0, x, a = MM_swapImage.arguments; document.MM_sr = new Array; for (i = 0; i < (a.length - 2); i += 3)
        if ((x = MM_findObj(a[i])) != null) { document.MM_sr[j++] = x; if (!x.oSrc) x.oSrc = x.src; x.src = a[i + 2]; }
}

function MM_preloaduntonface() { //v3.0
    var d = document; if (d.untonface) {
        if (!d.MM_p) d.MM_p = new Array();
        var i, j = d.MM_p.length, a = MM_preloaduntonface.arguments; for (i = 0; i < a.length; i++)
            if (a[i].indexOf("#") != 0) { d.MM_p[j] = new Image; d.MM_p[j++].src = a[i]; } 
    }
}

function disableCtrl() {
    // current pressed key
    var pressedKey = String.fromCharCode(event.keyCode).toLowerCase();
    //alert(pressedKey)
    if (event.ctrlKey && (pressedKey == "c" ||
							pressedKey == "v" || event.keyCode == 82)) {
        // disable key press porcessing
        event.returnValue = false;
    }

}

function MM_showHideLayers() { //v6.0
    var i, p, v, obj, args = MM_showHideLayers.arguments;

    //alert("MM_showHideLayers: " + (args.length-2));

    var msg = ""
    for (i = 0; i < (args.length - 2); i += 3)
    //alert(args[i]);
        if ((obj = MM_findObj(args[i])) != null) {
            v = args[i + 2];

            if (obj.style) {
                obj = obj.style;
                //v=(v=='show')?'visible':(v=='hide')?'hidden':v;
                v = (v == 'show') ? '' : (v == 'hide') ? 'none' : v;
                msg = msg + args[i] + ", " + v;
            }
            else {
                msg = msg + args[i] + " has no style!!";
            }

            //obj.visibility=v;
            obj.display = v;
        }

    //alert("MM_showHideLayers: " + msg);
}

function addLoadEvent(func) {
    var oldonload = window.onload;
    if (typeof window.onload != 'function') {
        window.onload = func;
    } else {
        window.onload = function () {
            if (oldonload) {
                oldonload();
            }
            func();
        }
    }
}

function isNumberPressed() {
    var isValidKey = false;
    var intCode = window.event.keyCode;
    if (intCode >= 48 && intCode <= 57) isValidKey = true;


    window.event.returnValue = isValidKey;
}

function isnumberpressed() {
    var isValidKey = false;
    var intCode = window.event.keyCode;
    if (intCode >= 48 && intCode <= 57) isValidKey = true;


    window.event.returnValue = isValidKey;
}

function changePage(newLoc) {
    nextPage = newLoc.options[newLoc.selectedIndex].value;
    alert(nextPage);
    if (nextPage != "") {
        document.location.href = nextPage;
    }
}

function ChangeCurrency() {
    var w = document.form1.Currency.selectedIndex;
    var url_add = document.form1.Currency.options[w].value;

    var sPath = window.location.href

    var Position = "";

    if (sPath.lastIndexOf('#') > -1) {
        Position = sPath.substring(sPath.lastIndexOf('#'));
        sPath = sPath.substring(0, sPath.lastIndexOf('#'));
    }

    //alert(sPath);
    var UrlPath = "";
    if (sPath.lastIndexOf('cuyid=') > -1) {
        //alert('1' + sPath.lastIndexOf('cuyid='))
        UrlPath = sPath.substring(0, sPath.lastIndexOf('cuyid=')) + "cuyid=" + url_add;
    }
    else if (sPath.lastIndexOf('#a_Payment') > -1) {
        //sPath = window.location.pathname
        sPath = sPath.replace('#a_Payment', '')
        //alert(sPath)
        if (sPath.lastIndexOf('cuyid=') > -1) {
            UrlPath = sPath.substring(0, sPath.lastIndexOf('cuyid=')) + "cuyid=" + url_add;
        }
        else {
            UrlPath = sPath + "&cuyid=" + url_add;
        }
        UrlPath = UrlPath + '#a_Payment';
        //alert(UrlPath);
        //UrlPath = sPath + '?cuyid=' + url_add + '#a_Payment';
    }
    else if (sPath.lastIndexOf('=') > -1) {
        //alert('1' + sPath.lastIndexOf('=') + 1)
        UrlPath = sPath + "&cuyid=" + url_add;
    }

    else if (sPath.lastIndexOf('#a_Billing') > -1) {
        sPath = window.location.pathname
        //alert(sPath)
        UrlPath = sPath + '?cuyid=' + url_add + '#a_Billing';
    }
    else if (sPath.lastIndexOf('?') == -1) {
        //alert('3' + sPath.lastIndexOf('?') + 1)
        UrlPath = sPath + "?cuyid=" + url_add;
    }

    else {
        //alert('4' + sPath.length)
        UrlPath = sPath.substring(0, sPath.lastIndexOf('&cuyid=')) + "&cuyid=" + url_add;
    }

    UrlPath = UrlPath + Position;

    //var sPage = sPath.substring(sPath.lastIndexOf('\\') + 1);
    //if sPath.
    //var sPage = sPath.substring(sPath.lastIndexOf('/') + 1) + "&cuyid=" + url_add
    //alert(UrlPath );
    //alert(sPath.lastIndexOf('#a_Payment'));
    window.location.href = UrlPath;
    // https://mpt1.shopunt.com.tw/eng/Shopping/OrderData.aspx?CartItemCount=1#a_Payment
}