Use Orbit Downloader as RapidShare downloader - How to Download Files From Rapidshare, Megaupload,Yousendit and Sendspace?
Orbit downloader support HTTP POST method. So Orbit downloader can download files from Rapidshare.com or Rapidshare.de. Additionally, Orbit downloader can make your download faster, safer and more stable than IE. There is a Comparison in Orbit downloader and IE below:
As you see, using Orbit downloader, I get more than 150KB/S when download. But the download speed is only 21KB/S when I use IE.