BinHex is file encoding format to help complex files (applications, graphics, anything not just text) survive transmission across the net. BinHex is a common Macintosh format. If you are using a Mac, StuffIt Deluxe or StuffIt Expander with DropStuff EE installed will easily convert a BinHex for you. If you're not using a Mac, check out http://www.shareware.com and search for software under your suitable platform.