记录一下: onbeforeunload()方法, 避免未保存而关闭页面.

记录一下: onbeforeunload()方法, 避免未保存而关闭页面.

ToToggleSubmitForm()用于提交按钮的Onclick();theform为当前表单.

1 var m_btnSubmit = true;
2
3 window.onbeforeunload = function(e) {
4 if (!e && window.event)
5 e = window.event;
6 if(m_btnSubmit)
7 e.returnValue ="您还没有保存, 确定放弃吗？";
8 }
9
function ToToggleSubmitForm() {
m_btnSubmit = false;

var theform;
if (window.navigator.appName.toLowerCase().indexOf("netscape") > -1) {
theform = document.forms["Form1"];
}
else {
theform = document.Form1;
}
theform.__EVENTTARGET.value = eventTarget.split("$").join(":");
theform.__EVENTARGUMENT.value = eventArgument;
theform.submit();

m_btnSubmit = true;
}