If you were speedy enough to grab those spilled docs for Dell's new ultra machine, we've got great news -- you won't have to wait much longer to put 'em to good use. Just as promised, the Round Rock, Texas crew's taken the locks off the virtual shelves in which its slim XPS 13 sits. Weighing in at just under three pounds, this mighty 13.3-inch Ultrabook will set you back $999 for the entry level model, which packs Intel's Core i5-2467M CPU and HD 3000 graphic