Corporate employees on an average spend 60 minutes on social networking sites like Orkut

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and Facebook in office hours leading to loss of productivity, a survey said.

"Close to 12.5 per cent of productivity of human resource in corporate sector is misappropriated each day since a vast majority of them while away their time accessing social networking sites during the office hours," industry body Assocham said in a survey.

Almost each day, on an average corporate employee spends an hour, gluing to various social networking sites such as Orkut, Facebook, Myspace, Linkdein "for romancing or otherwise drive some satisfaction out of it," the chamber said.

With this average corporate employee’s each day working is reduced by an hour from 8 hour to 7 hour, it said.

The results are based on responses of nearly 4,000 corporate employees in places like Delhi, Bangalore, Chennai, Indore, Mumbai, Pune, Chandigarh and Kanpur.

"As a matter of fact growing use of browsing sites can be dangerous for overall productivity and IT companies have already installed software to restrict its use," Assocham Secretary General D S Rawat said.