GIF MB help.

[Ithinkiloveyoutoo]

Hi.

My gif (below) is currently 4 MB. I know how to reduce height and width in Photoshop cs3 but how do you reduce MB?
http://i35.tinypic.com/2en0w9u.gif

Help would be appreciated.
Thank you.

[Jessica.]

To reduce the MB you would have to lessen the quality or delete frames. :(