There's one on ebay right now starting at 19.99. I remember someone lost their remote. Here's the link.
http://cgi.ebay.com/ebaymotors/ws/eBayISAPI.dll?ViewItem&tc=photo&rd=1&item=7953630653&category=33723

That was I who had lost the remote. I have already purchased one from Ebay and it works great. Thanks for link though :)