Disable Copy & Paste Codes

<script src='demo-to-prevent-copy-paste-on-blogger_files/googleapis.js'></script>
<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>