Google released a new Gmail Labs feature today that lets you search across email and Google Docs. If you turn it on and search from the Gmail search box, you will simply get results from both places, when applicable. "Where is that presentation? Was it attached to an email? Or in Google Docs? If youre not sure, you may end up searching several places with the same query in order to find it. With the new 'Apps Search' lab, we just made that all a bit simpler,