The Download.com Installer securely delivers software from Download.com's servers to your computer. During this process, the Download.com Installer may offer other free applications provided by our partners. All offers are optional: You are not required to install any additional applications to receive the software you selected.
I had a Sony Vaio PCV-RS312 (PCV-2222 series, includes the RS310, RS311, RS312, RS314p & RS315) with no drivers as I was installing Win2000 and all were for XP. This driver worked 1st try. See: http://www.pctechbytes.net/forums/showthread.php?t=29132