I made something like that a while back: http://dionidium.com/projects/greasemonkey/markasread.user.js http://dionidium.com/projects/greasemonkey/markasread.use

I made something like that a while back: http://dionidium.com/projects/greasemonkey/markasread.user.js http://dionidium.com/projects/greasemonkey/markasread.user.j...