Google is doubling down on mobile search, and is set to offer new features for finding local services and calling up driving directions via wireless devices.On Tuesday, the search company plans to introduce two new search options for mobile phones. One feature lets people with browser-enabled cell phones use Google Local, a Web directory of local businesses and sights, by typing in a name and ZIP code. Using the second feature, people can text message Google SMS (Short Message Service) with the short code “46645” to receive driving directions to most locations. For more on this visit here