var popupStatus = 0;
function loadPopup() {
    if (popupStatus == 0) {
        $("#backgroundLayer").css({
            "opacity": "0.7"
        });
        $("#jpmAdvertisement").show();
        $("#backgroundLayer").show();
        $("#modalLayer").show();
        popupStatus = 1;
    }
}
function disablePopup() {
    if (popupStatus == 1) {
        $("#jpmAdvertisement").hide();
        $("#backgroundLayer").hide();
        $("#modalLayer").hide();
        popupStatus = 0;
    }
}
function centerPopup(browserWinWidth, browserWinHeight) {
    var windowWidth = browserWinWidth;
    var windowHeight = browserWinHeight;
    var large = $("#large").val();
    var xlarge = $("#xlarge").val();
    var adtype = $("#adtype").val();
    if (windowWidth > 600 && xlarge == "true") { // xLARGE
        if (windowHeight > 380 && large == "true") { // LARGE
            $("#adImage").attr("src", $("#adImage").attr("src").replace("." + adtype, "-large." + adtype));
        } else if (windowHeight < 360) { // LARGE
        }
        else {
            $("#adImage").attr("src", $("#adImage").attr("src").replace("." + adtype, "-xlarge." + adtype));
        }
    }
    if (windowWidth > 380 && windowWidth < 600 && windowHeight > 380 && large == "true") { // LARGE
        $("#adImage").attr("src", $("#adImage").attr("src").replace("." + adtype, "-large." + adtype));
    }
    //centering
    $("#modalLayer").css({
        "position": "absolute",
        "top": "20px",
        "left": (windowWidth / 2) - ($("#modalLayer").width() / 2)
    });
    $("#backgroundLayer").css({
        "height": $(document).height() + 50 + "px !important"
    });
}
function show(browserWinWidth, browserWinHeight) { loadPopup(); centerPopup(browserWinWidth, browserWinHeight); $("#jpc-mobi-detect").hide();}
function hide() {$("#jpc-mobi-detect").hide();}
$(document).ready(function() {
    var browserWinWidth = 0, browserWinHeight = 0;
    browserWinWidth = getWindowWidth();
    browserWinHeight = getWindowHeight();
    $("#modalClose").click(function() {
        disablePopup();
    });
    $("#backgroundLayer").click(function() {
        disablePopup();
    });
    (function(a, b) {
        if (/android|avantgo|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od|ad)|iris|kindle|lge |maemo|midp|mmp|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|symbian|treo|up\.(browser|link)|vodafone|wap|windows (ce|phone)|xda|xiino/i.test(a) || /1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|u)|c55\/|capi|ccwa|cdm\-|cell|chtm|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|e\-|e\/|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(di|rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\-|v\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\-|tdg\-|tel(i|m)|tim\-|t\-mo|to(pl|sh)|ts(70|m\-|m3|m5)|tx\-9|up(\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|xda(\-|2|g)|yas\-|your|zeto|zte\-/i.test(a.substr(0, 4)))
            show(browserWinWidth, browserWinHeight); else hide();
    })
    (navigator.userAgent || navigator.vendor || window.opera, '');
});

function getWindowHeight() {
    var browserWinHeight = 0;
    if (typeof (window.innerHeight) == 'number') {
        //Non-IE
        browserWinHeight = window.innerHeight;
    } else if (document.documentElement && (document.documentElement.clientWidth || document.documentElement.clientHeight)) {
        //IE 6+ in 'standards compliant mode'
        browserWinHeight = document.documentElement.clientHeight;
    } else if (document.body && (document.body.clientWidth || document.body.clientHeight)) {
        //IE 4 compatible
        browserWinHeight = document.body.clientHeight;
    }
    return browserWinHeight;
}
function getWindowWidth() {
    var browserWinWidth = 0;
    if (typeof (window.innerWidth) == 'number') {
        //Non-IE
        browserWinWidth = window.innerWidth;
    } else if (document.documentElement && (document.documentElement.clientWidth || document.documentElement.clientHeight)) {
        //IE 6+ in 'standards compliant mode'
        browserWinWidth = document.documentElement.clientWidth;
    } else if (document.body && (document.body.clientWidth || document.body.clientHeight)) {
        //IE 4 compatible
        browserWinWidth = document.body.clientWidth;
    }
    return browserWinWidth;
}
/* orientation detection - oldschool */
function dostosuj() {
    if (window.innerHeight > window.innerWidth) {
        var winWidth = getWindowWidth();
        var winHeight = getWindowHeight();
        $("#backgroundLayer").css({
            "height": winHeight
        });
        $("#modalLayer").css({
            "position": "absolute",
            "top": "20px",
            "left": (winWidth / 2) - ($("#modalLayer").width()) / 2
        });
    } else if (window.innerHeight < window.innerWidth) {
        var winWidth = getWindowWidth();
        var winHeight = getWindowHeight();
        $("#backgroundLayer").css({
            "height": winHeight
        });
        $("#modalLayer").css({
            "position": "absolute",
            "top": "20px",
            "left": (winWidth / 2) - ($("#modalLayer").width()) / 2
        });
    }
}
window.onresize = function() { //your code
    dostosuj();
}