Targeting change when entering combat

1. Title: Targeting change when entering combat
2. Reproduction Rate: Everytime
3. Blocker?
4. Details: I use Tab to lock the recital this makes combat much easier to do. Well as soon as I am attacked the recital releases and I get the mouse arrow. Well using a Dual Monitor make combat a real pain because I have to come back to my game screen and re-lock the Recital.
5. Steps to Reproduce: Hit tab to lock the recital and then have something attack you.
6. User Specs: