// 关闭窗口事件
function closeWindow(){
if(event.clientX>document.body.clientWidth) {
event.returnValue = "您确定退出系统吗？";
} else {
return;
}
}
window.onunload = function(){
if(event.clientX>document.body.clientWidth) {
removeChat();
form1.action = "login.do?action=logout";
form1.submit();
} else {
return;
}
};
=========================================================================
//禁用F5键代码
function document.onkeydown(){
if(window.event.keyCode==116){
window.event.keyCode = 0;
window.event.returnValue = false;
&n
1. oncontextmenu="window.event.returnValue=false" 将彻底屏蔽鼠标右键
<table border oncontextmenu=return(false)><td>no</table> 可用于Table
2. <body onselectstart="return false"> 取消选取、防止复制
3. onpaste="return false" 不准粘贴
4. oncopy="return false;" oncut="re ......
