Health officials have been advising business owners on how to prepare for and respondto a surge in H1N1 flu cases this fall and winter.The Kentucky Chamber of Commerce hosted a summit Friday in Louisville to discuss how to deal with a possible pandemic.One of the participants was Dr. Matt Zahn, Medical Director of Louisville's Health Department."One of the biggest impacts for H1N1 so far is on the workplace environment. We are trying to get out the word. If you are sick with flu-like illness, if you have fever along with some cough or sore throat, you should go home, you shouldn't be working be cause you might infect people around you," Zahn said.Zahn says many companies are taking a proactive approach, providing hand sanitizers, tissue and information about H1N1. He says some are also providing flu shots on site.