It seems it's a problem with Flash. I tries Picknik and it didn't show previews using their flash based uploader, it happended with imgur's flash uploader as well. When using non-flash uploader it displays a preview.
It seems it's a problem with Flash. I tries Picknik and it didn't show previews using their flash based uploader, it happended with imgur's flash uploader as well. When using non-flash uploader it displays a preview.