html3秒跳转

<script>

setTimeout( 'window.location= "home.jsp " ',3000) ;//注意,此处“;”可加可不加

</script>

<script>

setTimeout( 'history.go(-1) ',3000)

</script>

2.

<head> <meta http-equiv= "refresh " content= "3;url=window.history.back(): " /> </head>

或者

<head> <meta http-equiv= "refresh " content= "3;url= ‘ aa.html' " /> </head>