Anne Frank

Nyheder

Verdens vigtigste dagbog klar til en ny generation

Anne Franks dagbog er den autentiske og evigt aktuelle historie om en ung, jødiske pige, der under Anden Verdenskrig, på…

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ANNONCE
/* Sticky for a second top ad script*/ ;(function () { var last_known_scroll_position = 0; var ticking = false; var floatingClass = 'js-floating'; var onTop = true; var floaters = []; var raf = (function(){ return window.requestAnimationFrame || window.webkitRequestAnimationFrame || window.mozRequestAnimationFrame || window.oRequestAnimationFrame || window.msRequestAnimationFrame || function(callback){ window.setTimeout(callback, 1000 / 60) }; })(); function Floater(element) { this.element = element; this.ghost = null; this.isFloat = false; this.static_pos = null; this.headerHeight = 60; } Floater.prototype.shouldBeStatic = function(scroll_pos) { return scroll_pos < this.static_pos; } Floater.prototype.shouldBeFloating = function() { var boundingRect = this.element.getBoundingClientRect(); return boundingRect.top <= this.headerHeight; } Floater.prototype.switchToFloating = function(scroll_pos) { var boundingRect = this.element.getBoundingClientRect(); this.ghost = createGhost(this.element); this.isFloat = true; this.element.style.top = this.headerHeight + 'px'; this.element.style.width = this.element.offsetWidth + 'px'; this.element.style.zIndex = '10000'; // set orig to be fixed this.element.style.position = 'fixed'; // set orig to be fixed this.ghost.style.width = boundingRect.width + 'px'; this.ghost.style.height = boundingRect.height + 'px'; this.ghost.style.display = 'block'; // set ghost to be visible this.static_pos = scroll_pos; this.element.classList.add(floatingClass); } Floater.prototype.switchToStatic = function(scroll_pos) { this.isFloat = false; this.static_pos = null; this.element.style.width = 'auto'; this.element.style.position = 'static'; // set orig to be fixed this.element.style.width = 'auto'; if (this.ghost) { this.ghost.style.display = 'none'; // set ghost to be visible this.ghost.remove(); } this.element.classList.remove(floatingClass); } function initFloaters() { var elements = []; var leftSticky = document.getElementById('div-gpt-ad-sticky_1'); var rightSticky = document.getElementById('div-gpt-ad-sticky_2'); if (leftSticky) elements.push(leftSticky); if (rightSticky) elements.push(rightSticky); // var elements = Array.prototype.slice.call(document.querySelectorAll('.js-float-on-scroll')); floaters = elements.map(function(element) { return new Floater(element); }) } function createGhost(el) { var parent = el.parentNode; var ghost = document.createElement('div'); ghost.style.display = 'none'; parent.insertBefore(ghost, el); return ghost; } function testFloaters(scroll_pos) { for(var i = 0; i < floaters.length; i++) { var floatData = floaters[i]; if(floatData.isFloat) { floatData.shouldBeStatic(scroll_pos) && floatData.switchToStatic(scroll_pos); } else { floatData.shouldBeFloating() && floatData.switchToFloating(scroll_pos); } } } function throttle(func, limit) { var inThrottle; return function () { var args = arguments; var context = this; if (!inThrottle) { func.apply(context, args); inThrottle = true; setTimeout(function() { inThrottle = false }, limit); } } } function update(scroll_pos) { testFloaters(scroll_pos) } function init() { window.addEventListener('scroll', throttle(function(e) { if (last_known_scroll_position === window.scrollY) return; last_known_scroll_position = window.scrollY; if (!ticking) { raf(function() { update(last_known_scroll_position); ticking = false; }); ticking = true; } }, 25)); initFloaters(); } window.addEventListener('DOMContentLoaded', function (event){ init(); }); }());