Jan. 11 TEMPE, Ariz.--(BUSINESS WIRE)--Limelight Networks (Nasdaq:LLNW), a leading content delivery network (CDN) for digital media, today announced that it believes that fourth-quarter 2007 non-GAAP revenue will be in the range of $29.3 million to $30.0 million, which is at the high end of its previously issued guidance range for the period.