禁止浏览器后退
清除缓存<meta http-equiv="Expires" CONTENT="0">
<meta http-equiv="Cache-Control" CONTENT="no-cache">
<meta http-equiv="Pragma" CONTENT="no-cache">
抵消后退
<script type="text/javascript">
javascript:window.history.forward(1);
</script>
<body onbeforeunload="history.go(0)">
//禁止F5使用刷新
document.onkeydown = function(){
if(event.keyCode==116){
event.keyCode = 0;
event.cancelBubble = true;
return false;
}
}
//禁止右键弹出菜单
document.oncontextmenu = function(){
return false;
}
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