If you are having problems uploading photos to our site, it is most likely a browser issue. You can usually correct this issue by clearing your cookies and browser cache. Here is a great article on how to do this:
I you are still unable to upload your photos, please submit a ticket and make sure you give us the precise behavior that you are experiencing, for instance if there is an error message, please let us know exactly what it is. Also, a screen shot would be really helpful for us to determine the problem.