Put an exit pop up anywhere on your WordPress blog with this new plugin…
Wp No Escape: the ultimate exit pop solution for WordPress users
Step 1: set the exit pop to appear on the page or post you want
Step 2: enter your message into the box…. (no HTML please)
Step 3: there is no step 3, sorry. Your pop up box is now active and all you have to do is let this plugin runs.