var loadMoreButton = document.getElementById(‘load-more’); loadMoreButton.addEventListener(‘click’, function() { var xhr = new XMLHttpRequest(); xhr.onreadystatechange = function() { if (this.readyState === 4 this.status === 200) { var newContent = this.responseText; var contentContainer = document.getElementById(‘content’); contentContainer.innerHTML += newContent; } }; xhr.open(‘GET’, ‘path/to/server-side/script’, true); xhr.send(); });