Re: please help me..i noticed lately, when i click the gradient overlay the color of black to white has something yellowish at the middle part instead of grayish? i dont know how to return it to the grayish part..

Rather than cramming as much wordage into the topic title, please concentrate on giving us sensible, essential information in the body of your posts.

BOILERPLATE TEXT:

If you give complete and detailed information about your setup and the issue at hand, such as your platform (Mac or Win), exact versions of your OS, of Photoshop and of Bridge, machine specs, what troubleshooting steps you have taken so far, what error message(s) you receive, if having issues opening raw files also the exact camera make and model that generated them, etc., someone may be able to help you.

Please read this FAQ for advice on how to ask your questions correctly for quicker and better answers:

http://forums.adobe.com/thread/419981?tstart=0

Thanks!