If you read my post from yesterday, you've no doubt gleaned that it's hot in Los Angeles right now. Of course, being a beach dweller I have the advantage of experiencing temperatures that are a good ten degrees lower than those living in L.A. proper; however, I also live in an apartment with high, uncovered windows, direct exposure to sunlight for extended periods of the day, and no central air. We do have an R2D2-sized AC unit, but it is most efficent when you crounch in front of it - we're ask...