Determining unread items in a forum

Question

Using PHP and MySQL, I have a forum system I\'m trying to build. What I want to know is, how can I set it so that when a user reads a forum entry, it shows as read JUST for

Answer 1

You could just use the functionality of the user's browser and append the last postid in the link to the thread like this: "thread.php?id=12&lastpost=122"

By making use of a:visited in your CSS, you can display the posts that the user already read different from those that he did not read.