3in1imagechanger.js

javascript:(function(){ var effect = prompt("Which effect do you want to apply? (grey, lebron, or upside down)"); if (effect === "grey") { var elements = document.getElementsByTagName(%27img%27); for(var i=0; i<elements.length; i++){ elements[i].style.filter = "grayscale(100%)"; } } else if (effect === "lebron") { var lebronImage = new Image(); lebronImage.src = "https://i.ytimg.com/vi/V6YgyHleb0Y/mqdefault.jpg"; var images = document.getElementsByTagName("img"); for (var i = 0; i < images.length; i++) { images[i].src = lebronImage.src; } } else if (effect === "upside down") { var imgs = document.getElementsByTagName("img"); for (var i = 0; i < imgs.length; i++) { imgs[i].style.transform = "rotate(180deg)"; } } else { alert("Invalid effect name."); }})();