function disableFixedMenu() {
    $("#web-menu-container").prev(".fixed-menu-spacer").hide();
    $('#web-menu-container').css({
        top: 0
    });
}

function enableFixedMenu() {
    $(window).resize();
}

$(document).ready(function () {
    var $web_menu_container = $('#web-menu-container');
    var prev_window_width = 0;
    var resize_timer = null;

    $(window).resize(function () {
        var window_width = proweb.getViewportWidth();
        if (window_width != prev_window_width) {
            prev_window_width = window_width;
            if (resize_timer) window.clearTimeout(resize_timer);
            resize_timer = window.setTimeout(function () {
                resize_timer = null;
                if ($fixed_menu_spacer) {
                    $fixed_menu_spacer.css('height', menu_height);
                }
            }, 300);
        }
    });

    var $web_controller = $('#web-container:first');
    var web_controller_offset_top = 0;
    var menu_height = $web_menu_container.outerHeight();
    var $fixed_menu_spacer = null;
    var fixed_menu_inited = false;
    var web_menu_offset_top = 0;
    var $freebar = $('#pwcr-fpb-free-proweb-bar');
    var freebar_height = ($freebar.length > 0 ? $freebar.height() : 0);
    var doFixedMenu = function () {
        if ($web_menu_container.hasClass('menu-fixed') || $web_menu_container.hasClass('menu-fixed-disabled')) {
            var scroll_top, viewport_height;
            //$web_menu_container.removeClass('menu-fixed menu-fixed-disabled');

            if (!fixed_menu_inited) {
                var menu_offset = $web_menu_container.offset();
                web_menu_offset_top = menu_offset.top;
                $fixed_menu_spacer = $('<div class="fixed-menu-spacer"></div>').prependTo($web_menu_container.parent()).css('height', menu_height);
                fixed_menu_inited = true;
            }



            if ($web_controller.length > 0 && proweb.defined('proweb.content.administration.admin_mode') && proweb.content.administration.admin_mode.getActiveSidMode() == 'md') {
                scroll_top = $web_controller.scrollTop();
                web_controller_offset_top = $web_controller.offset().top;
                viewport_height = proweb.getViewportHeight();
                $web_menu_container.css({
                    position: 'absolute',
                    width: '100%',
                    top: scroll_top
                });
                $web_menu_container.addClass('menu-fixed');
                $fixed_menu_spacer.show();

                if (proweb.defined('proweb.content.administration.element_menu')) {
                    $web_menu_container.find('div.pwcre-element').each(function () {
                        var id_element_location = $(this).attr('data-id-element-location');
                        console.log(id_element_location);
                        var menu = proweb.content.administration.element_menu.getMenu(id_element_location);
                        if (menu) {
                            menu.refreshPosition();
                        }
                    });
                }
            }
            else if ($web_controller.length > 0) {
                scroll_top = $(window).scrollTop();
                web_controller_offset_top = $web_controller.offset().top;
                $web_menu_container.css({
                    position: 'absolute',
                    width: '100%',
                    top: Math.max(0, scroll_top - web_controller_offset_top)
                });

                if (proweb.defined('proweb.content.administration.element_menu')) {
                    $web_menu_container.find('div.pwcre-element').each(function () {
                        var id_element_location = $(this).attr('data-id-element-location');
                        console.log(id_element_location);
                        var menu = proweb.content.administration.element_menu.getMenu(id_element_location);
                        if (menu) {
                            menu.refreshPosition();
                        }
                    });
                }
            }
            else {
                scroll_top = $(window).scrollTop();
                $web_menu_container.attr('style', ($(window).width() < 600 ? '' : 'top: ' + Math.max(0, freebar_height - scroll_top) + 'px !important'));
                viewport_height = proweb.getViewportHeight();
                $web_menu_container.addClass('menu-fixed');
                $fixed_menu_spacer.show();
            }
        }
    };

    $(window).resize(function () {
        menu_height = $web_menu_container.outerHeight();
        if ($fixed_menu_spacer) {
            $fixed_menu_spacer.css('height', menu_height);
        }
        doFixedMenu();
    });

    $(window).scroll(function () {
        doFixedMenu();
    });

    $web_controller.scroll(function () {
        doFixedMenu();
    });

    $(window).resize();
});