<script>
//禁止右键
$(document).bind("contextmenu",function(){return false;});
//禁止选择
$(document).bind("selectstart",function(){return false;});
//禁止F12
document.onkeydown = function(){
if(window.event && window.event.keyCode == 123) {
event.keyCode = 0;
event.returnValue = false;
}
}
</script>