有时候在编辑页面用户做修改后，可能会有刷新、关闭等误操作造成当前页面信息的丢失，
何不先提醒一下用户呢?
何不先提醒一下用户呢?
代码
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="ProductEdit.aspx.cs" Inherits="Web.Admin.Product.ProductEdit" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title>产品修改</title>
<link href="../images/Guide.css" type="text/css" rel="stylesheet" />
<link href="../images/index.css" type="text/css" rel="stylesheet" />
<link href="../images/MasterPage.css" type="text/css" rel="stylesheet" />
<link href="../images/xtree.css" type="text/css" rel="stylesheet" />
<script language="javascript" type="text/javascript">
var pb_strConfirmCloseMessage;
var pb_blnCloseWindow = false;
pb_strConfirmCloseMessage = "您真的要离开本页吗?";
function ConfirmClose() {
window.event.returnValue = pb_strConfirmCloseMessage;
pb_blnCloseWindow = true;
}
function ShowConfirmClose(blnValue) {
if (blnValue) {
document.body.onbeforeunload = ConfirmClose;
} else {
document.body.onbeforeunload = null;
}
}
</script>
</head>
<body onload="ShowConfirmClose(true);">
<form id="form1" runat="server">
</form>
</body>
</html>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title>产品修改</title>
<link href="../images/Guide.css" type="text/css" rel="stylesheet" />
<link href="../images/index.css" type="text/css" rel="stylesheet" />
<link href="../images/MasterPage.css" type="text/css" rel="stylesheet" />
<link href="../images/xtree.css" type="text/css" rel="stylesheet" />
<script language="javascript" type="text/javascript">
var pb_strConfirmCloseMessage;
var pb_blnCloseWindow = false;
pb_strConfirmCloseMessage = "您真的要离开本页吗?";
function ConfirmClose() {
window.event.returnValue = pb_strConfirmCloseMessage;
pb_blnCloseWindow = true;
}
function ShowConfirmClose(blnValue) {
if (blnValue) {
document.body.onbeforeunload = ConfirmClose;
} else {
document.body.onbeforeunload = null;
}
}
</script>
</head>
<body onload="ShowConfirmClose(true);">
<form id="form1" runat="server">
</form>
</body>
</html>