The reason is due to an evil AI built into wincustomize by it's creator. Also within wincustomize is a child. The metaphorical spritual being created by wincustomize's creator. You are unable to log out because you have been chosen, and have found the 'key'. In order to eventually log out, you will need a small party of wincustomize addicts, and enlist the help of the two most powerful skinners. Chances are you will find out you are really a member of the opposite sex, and go through intense mood swings. This is normal. You may need to hack into ancient logs of old message boards in order to uncover more of this terrible secret. Good luck, Skarnivorous.