简单的滑动验证demo
all code:
<!Doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>滑动验证</title>
<link rel="stylesheet" href="css/drag.css"/>
</head>
<body>
<div id="drag"></div>
</body>
</html>
<script src="js/jquery-1.11.3.js"></script>
<script src="js/drag.js"></script>
<script>
$("#drag").drag();
</script>