<script>
//禁用鼠标右键菜单
document.oncontextmenu = function(event){
event.returnValue = false
//return false
}
//禁用复制,'ctrl+ c'
document.oncopy = function (event){
event.preventDefault()
}
//元素无法被选中
document.onselectstart = function(evt){
return false
}
</script>
防君子不防小人~~
