function like(btn) { btn.innerText = "❤️ Liked"; } let videos = document.querySelectorAll("video"); window.addEventListener("scroll", () => { videos.forEach(video => { let rect = video.getBoundingClientRect(); if (rect.top >= 0 && rect.top < window.innerHeight / 2) { video.play(); } else { video.pause(); } }); }); document.querySelectorAll("video").forEach(video => { video.addEventListener("dblclick", () => { alert("❤️ Liked!"); }); }); function addReel() { let url = document.getElementById("videoUrl").value; let reel = ` `; document.getElementById("reelsContainer").innerHTML += reel; }