helpcenter/Web/js/core/basemaster.init.js

$(function() {
    LanguageSelectorManager.init(), $(document).keyup(function(e) {
        if ($(".blockUI").is(":visible")) {
            var i;
            if (!n) var n = e;
            n.keyCode ? i = n.keyCode : n.which && (i = n.which), 27 == i && $.unblockUI()
        }
    })

    function stylizeMenu() {
        if ($(window).scrollTop() > 0) $('#baseHeader').addClass('fixed');
        else $('#baseHeader').removeClass('fixed');
    }

    $(document).ready(function () {
        stylizeMenu();
    })

    $(window).on("scroll", function () {
        stylizeMenu();
    });

  /*  var elem = $("header");
    var activeMenuItem = $("#navitem_prices");

    var h_padding = $(".main-fs-txt-btn").css('padding-top');
    h_padding = 1.1 * removePx(h_padding);
    var bgColor, borderColor, percentColor;
    var top = $(window).scrollTop();

    scrollTopIf(top);

    $(window).resize(function () {
        h_padding = $(".main-fs-txt-btn").css('padding-top');
        h_padding = 1.1 * removePx(h_padding);
    });

    $(window).scroll(function () {
        top = $(window).scrollTop();
        scrollTopIf(top);
    });

    function removePx(str) {
        var indPx = str.indexOf("px");
        str = (indPx != -1) ? str.substring(0, indPx) : str;
        return str;
    }

    function scrollTopIf(top) {
        top = $(window).scrollTop();
        if (top > 0) {
            if (top < h_padding) {
                percentColor = 1 - (h_padding - top) / h_padding;
                bgColor = "rgba(255, 255, 255, " + percentColor + ")";
                borderColor = "rgba(204, 204, 204, " + percentColor + ")";
                menuItemBorderColor = "rgba(255, 111, 61, " + percentColor + ")";
                elem.css({ 'background': bgColor, 'border-bottom-color': borderColor });
                activeMenuItem.css('border-bottom-color', menuItemBorderColor);
            } else {
                elem.css('background', '#FFFFFF').css('border-bottom-color', '#CCCCCC');
                activeMenuItem.css('border-bottom-color', '#FF6F3D');
            }
        } else {
            elem.css({ 'background': '', 'border-bottom-color': '' });
            activeMenuItem.css('border-bottom-color', '');
        }
    };*/

});