Google has a significant growth in online video ads as the responsible marketing is becoming more sophisticated addressing consumers an interactive way, "a senior official of search giant Internet.

"The big change over the next three to five years will be advertising in videos," said Nikesh Arora, president of global sales operations and business development, in the Reuters Global Media Summit in New York.

"If you think there's a big change for consumers in place, the advertising dollars have to go back," said Arora Popularity on the growing worm in Internet videos.

Google, the leading search engine in the world, made a big bet on online video with its 2006 acquisition of You Tube by 1650 million dollars. The company recently said it would be profitable as YouTube not too distant future and Google is the force acting to boost the capacity of the site to generate advertising revenue.

In the third quarter, Google said that monetary values became 1000 million views of videos per week on You Tube.

Advertisers Arora said still trying to figure out how to harness the phenomenon of online videos, with many companies switching to the web simply made for TV ads.

"These ads do not exploit or take advantage of any of the securities Internet. It is not interactive, it's just a video. You can not be clicked, you can not interact with it," he said.But he said that the ad formats for videos online inevitably evolve and improve, making them becomes a more attractive way for brands to promote their products.