One advertising exec tells me that it is still too early to tell whether that lift was directly caused by the TV ads or by other factors.

The jump in sales was driven partly by growing demand from the graphic design business and outdoor advertisers who need large-format printers for better pictures, International Data Corp. (IDC) said.

But, the advertising exec says 3% is interesting, especially since there usually is a substantial decline in travel industry Web traffic in the fourth quarter because of seasonal factors.