function isIE() {
    /*var Browser = {
        Version: function () {
            var version = 999; // we assume a sane browser
            if (navigator.appVersion.indexOf("MSIE") != -1)
            // bah, IE again, lets downgrade version number
                version = parseFloat(navigator.appVersion.split("MSIE")[1]);
            return version;
        }
    }*/

    return (navigator.appVersion.indexOf("MSIE") != -1);


    //return Browser.Version != 999;
}

function preloadImages(preloadimages, onImagesLoaded) {

    if (preloadimages == null || isIE()) {        
        onImagesLoaded();
        return;
    }

    $("#progress").dialog({ title: 'Loading images', resizable: false, modal: true, draggable: false, closeOnEscape: false, open: function (event, ui) { $(".ui-dialog-titlebar-close").hide(); } });
        
    $(document).smartpreload({ images: preloadimages, oneachimageload: function (src, stepcounter) {
        //alert("Preload Step");
        $("#progressbar").progressbar({ value: stepcounter });

    }, onloadall: function () {
        $("#progress").dialog('close');
        onImagesLoaded();
        //onImagesLoaded();
        //alert("Preload Finished");
    }
    });
}