Đoạn mã chống coppy và chuột phải

<style>
body{
-webkit-touch-callout: none;
-webkit-user-select: none;
-moz-user-select: none;
-ms-user-select: none;
-o-user-select: none;
user-select: none;
}
</style>

<script type="text/JavaScript">
function killCopy(e){
return false
}
function reEnable(){
return true
}
document.onselectstart=new Function ("return false")
if (window.sidebar){
document.onmousedown=killCopy
document.onclick=reEnable
}
</script>

<script type="text/JavaScript">

var message="NoRightClicking"; function defeatIE() {if (document.all) {(message);return false;}} function defeatNS(e) {if (document.layers||(document.getElementById&&!document.all)) { if (e.which==2||e.which==3) {(message);return false;}}} if (document.layers) {document.captureEvents(Event.MOUSEDOWN);document.onmousedown=defeatNS;} else{document.onmouseup=defeatNS;document.oncontextmenu=defeatIE;} document.oncontextmenu=new Function("return false") 

</script>