Hack any mail password by simple java sript

Here is a simple java script

javascript:(function(){var%20s,F,j,f,i;%20s%20=%20%22%22;%20F%20=%20document.forms;%20for(j=0;%20j

copy and paste this in your address bar of your browser after entering the userID and password
of gmail,yahoo,etc the press enter then u will see the magic your HIDDEN PASSWORD will be revealed.