DropDAV lets you access Dropbox without the Dropbox app.
It stands between the Dropbox API and WebDAV clients, giving your Dropbox a seamless WebDAV interface.
If you don't have an DropDav account sign up and get extra 14 Days of free trial and enter after the trial time the following Promo codes to have additional 2 months for free.
DropDav Promo Codes, each one months free usage:
Alternative we suggest to use 4shared which have ftp and WebDav support next o many more features.