Edit: Added paperclip validations to photo model. Fixed a bug with the js (thanks to Kevin). Commented the js file and added all methods used by SWFUPload.
SWFUpload
SWFUpload is a small JavaScript/Flash library to get the best of both worlds. It features the great upload capabilities of Flash and the accessibility and ease of HTML/CSS.
SWFUpload is [...]

I just thought I’d post about a few things that you should be doing with your forms and also a few things I just like to do.
Use Labels
I still don’t understand why there are a load of people who don’t use labels within their forms. They’re more semantic that using strong tags like alot of [...]