There are seceral options for unit websites. Some are free, some cost money. This list of resources is far from exhaustive but is a start.

Free sites:
• Orange County Council
• This site

Commercial sites:
• My Troop or My Pack
• DreamHost, where this site is hosted. They do some free stuff for 501C3 groups
• Square Space
• Go Daddy

Policies:
• OCBSA
• BSA Unit Web site guidelines
• BSA Social Media Guidelines
• saddleback-bsa.com

Resources:
• HTML Kit free and commercial
• Nvu free
• CoffeeCup comemercial and some free stuff
• Filezilla free ftp software
• Sitepoint HTML reference