hi
i can change the default program like imageviewer to qimageviewer
and my learn is in this link but persian language:
http://mobilestan.biz/showthread.php?t=217699
but you can translate this in en....
now is any program that support gif images?
qimageviewer and geeqie not support
and maybe n9 apps(that install with meecolay ) support this format!