Trailers Weekly: Skyline, How Do You Know, Avatar Re-Release, Love and Other Drugs, and The Next Three Days Dan Koelsch, August 14, 2010 Trailers Weekly is a feature in which we bring you the most popular and talked about trailers of the week. Sharing trailers is a classic viral practice, and trailers are still the most mainstream way for people to learn about movies. This week we have several more trailers for you,…