sorry if this is in the wrong place but couldnt see where to put it it .(and most of my pics are done in poser)

I have been trying to upload images to my gallery for 3 days but nothing happens no error messages or anything just a waiting for waiting for www. renderosity .com , but nothing happens even after 1 hour or more .i can navigate the site fine even purchase items , view galleries , everything except up load an image any idears why this should be ? I have logged in and out and tried a different image to upload still the same problem