minitauros

Why do you want to find duplicate values? Because perhaps you can write some PHP code to find duplicate values?

What ardav says is right. You can use PHP+MySQL. You need to create a user activity field and check and update it on every page the user views. For example [CODE]CREATE TABLE user_activity ( user_id INT(11) NOT NULL, last_active TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP, PRIMARY KEY (user_id) )[/CODE] Then, you …