Is there a way to force a download link instead of the browser trying to open the file? In this case I have a docs spreadsheet and a some links to mp3 files. I want the users to
To expand on Mokarom's answer (because I can't comment) you need to replace the part of those links that say "yourDocId" with the document id of the page you're trying to download. This is the key= part of the url.
For example, if you had a spreadsheet at https://docs.google.com/spreadsheet/ccc?key=0AhjOs40Xk1-4dGg0MjMVYURPMFRpeUFhbmZBTkZ0dEE#gid=8, then you would go to https://spreadsheets.google.com/feeds/download/spreadsheets/Export?key=0AhjOs40Xk1-4dGg0MjMVYURPMFRpeUFhbmZBTkZ0dEE&exportFormat=csv for the download link.