setInterval('호출할 함수', 밀리 세컨드): 밀리 세컨드 간격으로 함수를 계속 호출!
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.7.0/jquery.min.js"></script>
<style>
#list>img{width:100px; height:100px; }
</style>
</head>
<body>
<div>
<div id="list">
<img src="../img/swisda.jpg" />
<img src="../img/blueButton.png" />
<img src="../img/jeju.png" />
<img src="../img/natural04.png" />
</div>
</div>
<script>
$(function(){
setInterval('imgMove()',1000);
});
function imgMove(){
$("#list>img").first().appendTo("#list");
}
</script>
</body>
</html>