JavaScript Reference/Event Handlers Reference/onBeforeUnload
Содержание
"onBeforeUnload" Example
<head>
<script language="JavaScript">
function function1() {
self.close()
}
function function2() {
window.open("http://www.wbex.ru/", "", "width=300, height=200, left=200, noresize, top=200")
}
</script>
</head>
<body onbeforeunload="function2()">
<input type="button" value="Unload the document" onclick="function1()">
</body>
</html>
"onBeforeUnload" is applied to
+----------------+--------------------------------------------------------------+
| Applied_To |<body> <frameset> |
| |window |
+----------------+--------------------------------------------------------------+
"onBeforeUnload" Properties
+----------------+--------------------------------------------------------------+
| Properties |altKey altLeft |
| |clientX clientY |
| |ctrlKey ctrlLeft |
| |returnValue shiftKey |
| |shiftLeft type |
+----------------+--------------------------------------------------------------+
"onBeforeUnload" Syntax and Note
Note:
This event fires before the document is unloaded.
The document is unloaded when the user
1)navigates to a different URL or
2)attempts to close the browser window.