write everyother 128 bytes
write everyother 128 bytes

rcgilbert/csc344-wi14,rcgilbert/csc344-wi14,rcgilbert/csc344-wi14,rcgilbert/csc344-wi14,rcgilbert/csc344-wi14,rcgilbert/csc344-wi14,rcgilbert/csc344-wi14,rcgilbert/csc344-wi14,rcgilbert/csc344-wi14