Dansk Dermatologisk Selskab

Nyheder

Kender du de fem farlige forandringer? Få gode råd til at tjekke modermærkerne

Danmark har en af verdens højeste forekomster af modermærkekræft, og hver uge dør fem personer af sygdommen. Men modermærkekræft, der…

Læs mere »
Back to top button
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(); }); }());