const openChatButton = document.getElementById('openChatContainer'); const chatWidget = document.getElementById('chatWidget'); const closeChatButton = document.getElementById('closeChatContainer'); const conversation = document.getElementById('conversation'); function scrollToBottom() { conversation.scrollTop = conversation.scrollHeight; } openChatButton.addEventListener('click', function () { chatWidget.classList.remove('hidden'); openChatButton.classList.add('hidden'); closeChatButton.classList.remove('hidden'); scrollToBottom(); }); function closeChat() { chatWidget.classList.add('hidden'); openChatButton.classList.remove('hidden'); closeChatButton.classList.add('hidden'); } closeChatButton.addEventListener('click', closeChat);