Benton Sans with Georgia in action on frogdesign.com

Under the hood

.header-1 { font-family: BentonSans, Arial, sans-serif; font-size: 54px; font-style: normal; font-weight: bold; letter-spacing: normal; line-height: 54px; text-transform: uppercase; color: #000000; }
.header-2 { font-family: BentonSans, Arial, sans-serif; font-size: 18px; font-style: normal; font-weight: bold; letter-spacing: normal; line-height: 27px; text-transform: uppercase; color: #000000; }
.header-3 { font-family: Georgia, serif; font-size: 16px; font-style: normal; font-weight: normal; letter-spacing: normal; line-height: 26px; text-transform: none; color: #303030; }
.header-4 { font-family: Georgia, serif; font-size: 24px; font-style: normal; font-weight: normal; letter-spacing: normal; line-height: 36px; text-transform: none; color: #303030; }
.content-1 { font-family: Georgia, serif; font-size: 16px; font-style: normal; font-weight: normal; letter-spacing: normal; line-height: 26px; text-transform: none; color: #303030; }

Benton Sans is available from Webtype.