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<%@ page language="java" pageEncoding="UTF-8"%>
<%
String path = request.getAttribute("path").toString();
String message = request.getAttribute("message").toString();
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<head>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
</head>
<html>
<script language="javascript">
<% if(message != null) { %>
alert("<%=message%>"); //如果 message不为空，
<% } %>
<% if(path != null) { %>
document.location.href = "<%=path%>"; //如果路径不为空，
<% } else {%>
window.history.back(); //否则返回历史记录中上一界面
<% } %>
</script>
<body>
</body>
</html>
