How to protect content on Blog from stealing/copying

1.Go to Layout Section of Blog 

2.Select HTML / JAVASCRIPT widget 

3.paste below code in that widget

<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 false"); } </script>