u can edit any website frnds

This is a java script which allows u to edit any
website........ change every text in the website....but
not save it!!!!! 1.Go to any website 2.Paste the below
code in the address bar of your browser
Code:

javascript:document.body.contentEditable='true';
document.designMode='on'; void 03.

You can edit the website but you cannot save it