To complete with the image host list, I will list here different host websites for different files (video, music, flash, cursor, .pdf, etc.), classed by language.
IN ENGLISHhttp://www.putfile.com/Files : Images, Videos, Audios, Flash
Hotlink : Forbidden
You can do anonymous host or create an account
http://rapidshare.de/Files : Images and other files
Hotlink : Not sure if it is allowed
Anonymous hosting. You can create a premium account
http://zippyvideos.comFiles : Videos, Flash
Hotlink : Forbidden
Anonymous hosting
http://www.freephotohost.com/Files : Images, Videos, Flash, Zip
Hotlink : I don't know
Anonymous hosting. You can create an account
http://www.yourfile.net/Files : Any type
Hotlink : Allowed for personal use only
Anonymous hosting. Anti-bot security (you must type a code written on a picture to validate)
http://www.tripod.comFiles : FTP host
Hotlink : Forbidden on the free version