1. Get some anonymous proxys, for example here http://www.samair.ru/proxy/ or http://www.proxy4free.com/page1.html
or download the program from below proxy link.
2. Open notepad or anyother text editor and put on it the prxy list, with this structure:
proxy:port
proxy:port
Then save the list
3. Put your IP where it says "Mi ip", and then go to "agregar proxy" and search for the list you saved in step 2.
4. Activate prxy lists by cliclnkg in "Utilizar proxys"
NOW PUT YOUR RAPIDSHARE DOWNLOAD LINKS AND STAR TO DOWNLOAD SIMULTANEOUSLY FILES. HERE THE PROOF: 
Application and proxy list:
PASS:lord