Ok pictures will show my problem more clearly then that i can explain it. but when i change windows my icons of firefox and the minimalized window next to it change...
these pictures will help you understand:
http://img5.imageshack.us/f/iconsmd.jpg/
http://img830.imageshack.us/f/icons2s.jpg/
sorry for not cropping but i thought you wouldn't believe me and that i just had photoshopped. but i don't know what's up with that so any help/info on it would be appreciated