I think I will have a Gif crisis !
I made some recently from youtube
http://mixed3d.free.fr/alain/pinabaush/themanIlove.wrl
http://mixed3d.net/ecole/billy/billygif.wrl
http://mixed3d.net/ecole/billy/billy2gif.htm
it is easy to get a youtube movie
for isntance with
http://keepvid.com/
then to export in Gif with Super ( free and easy to use )
Then , as I have CorelPhotopaint ,
it lets me to delete any images I whant
at the end , I have the gif I whant