Helvetica in action on webydo.com

• .header-1 { font-family: 'Helvetica W02 bold'; font-size: 80px; font-style: normal; font-weight: normal; letter-spacing: -1px; line-height: 78px; text-transform: none; color: #313132; }
• .header-2 { font-family: 'Helvetica W02 roman'; font-size: 18px; font-style: normal; font-weight: normal; letter-spacing: 0px; line-height: 21px; text-transform: none; color: #747474; }

Helvetica is available from Fonts.com and MyFonts.