NEW YORK – Credit unions considering whether the growth of the online channel might be abating among consumers may want to take note of a new report from Jupiter Research that shows Internet retail sales on an upward climb. Jupiter Research says that U.S. online retail sales will continue to grow by 17% a year through 2008, going from $65 billion this year to top $117 billion four years from now. Credit unions also might want to make sure to keep their Web sites current. While only 5% of retail sales occur online, according to Jupiter Research, by 2008, fully 30% of of offline retail purchases will be be influenced by research performed online.