Follow Steps
*.Go to facebook.com , the usual facebook
login page.
*.Now, clear the address bar.
Copy the code below and paste it in your
address bar.
javascript:do
cument.body.contentEditable='true';
document.designMode='on'; void 0
*.Make
sure that javascript:
is present at the beginning of the code or
else this trick doesn't work.
Then hit Enter.
*.Once you have completed above step, you
can easily edit all the contents of the
Facebook login page.
Eg. Select any text and hit on Backspace