Online mortgage originations surged 67.8 percent in the second quarter of 2001, but the heavy refinance activity has made it difficult to gauge whether Internet mortgage production is indeed that robust, especially with the demise of so many dot-com companies. Total online originations by the top 25 Internet lenders stood at $47.89 billion during the second quarter, surpassing the $47.86 billion produced by the top 25 online lenders in all of 2000, according to a