Script no copas

<script type="text/javascript">
    if (typeof document.onselectstart!="undefined"){
    document.onselectstart=new Function ("return false");
    }
    else{
    document.onmousedown=new Function ("return false");
    document.onmouseup=new Function ("return true");
    }
</script >

ingat bre pastekan di dalam tag/<head>