<!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></title>
<script type="text/javascript">
function getEvent() //同时兼容ie和ff的写法， 这个方法是网上copy的
{
if (document.all) return window.event;
func = getEvent.caller;
while (func != null) {
var arg0 = func.arguments[0];
if (arg0) {
if ((arg0.constructor == Event || arg0.constructor == MouseEvent) || (typeof (arg0) == "object" && arg0.preventDefault && arg0.stopPropagation)) {
return arg0;
}
}
func = func.caller;
}
return null;
}
function ConfirmClose() {
if (window.event) {
var IsClose = window.confirm("当前编辑的文章内容是否保存?");
if (!IsClose) {
window.onbeforeunload = null;
} else {
window.onbeforeunload = null;
window.returnValue = { "Content": Ext.getCmp("Content").getValue() };
window.close();
}
}
else
getEvent().preventDefault(); //for firefox
}
function on_page_loaded() //自己定义的body的onload事件
{
try {
if (!window.onbeforeunload) //为了不覆盖原来的onbeforeunload方法，先判断
window.onbeforeunload = ConfirmClose; //todo 增加了窗口关闭前的提示
} catch (e) {
}
}
</script>
</head>
<body onload="on_page_loaded();">
<div id="EditForm">
</div>
</body>
</html>