Hosting President Obama for a town hall meeting on April 21 cost Reno's ElectraTherm Inc. a week of production, but President and Chief Financial Officer Steve Olson says, "We won the lottery."Life returned to normal last week for the staff of ElectraTherm after a five-day flurry of activity as company executives and employees worked with White House staffers and the U.S. Secret Service to prepare the company's headquarters on Turbo Way for President Obama's visit.ElectraTherm had to clear its 40,000-square foot production floor the week of April 18-22 in order to host the president, who addressed a crowd of 425 …