js制作浮动的广告图片

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>浮动广告示例</title>
    <style>
        #floatingAd {
            position: fixed;
            top: 50%;
            right: 0;
            transform: translateY(-50%);
            z-index: 1000;
        }
    </style>
</head>
<body>
    <div id="floatingAd">
        <img src="path/to/your/ad-image.jpg" alt="广告图片" width="150" height="150">
    </div>

    <script>
        // 可选：添加一些动态效果，如缓慢移动
        window.onload = function() {
            var ad = document.getElementById('floatingAd');
            var startX = ad.offsetLeft;
            var endX = window.innerWidth - ad.offsetWidth;
            var distance = endX - startX;
            var duration = 10000; // 10秒
            var startTime = null;

            function step(timestamp) {
                if (!startTime) startTime = timestamp;
                var progress = timestamp - startTime;
                var percentage = Math.min(progress / duration, 1);
                ad.style.left = startX + distance * percentage + 'px';
                if (progress < duration) {
                    window.requestAnimationFrame(step);
                }
            }

            window.requestAnimationFrame(step);
        };
    </script>
</body>
</html>