How do I delete images from my Filetrip file?

[Rubedo]

http://filetrip.net/f13262-BDX-Mega-Pack-1-4.html
As you can see, the images got massively messed up when I uploaded them and they really make the page look ugly, and I can't figure out how to delete them. So... How do I? >_>

 

[Chanser]

Delete the file and re-upload the file?

 

[Rubedo]

Delete the file and re-upload the file?

Why would that get rid of the screens? They're even tied to the older versions...