The ornamental design for a combineddoor and windowdecoration, as shown and described.
FIG. 1 is an environmental front view of a first embodiment of a combined
door and window decoration showing my new design;
FIG. 2 is a right side elevational view with the left side being a mirror
image thereof; and,
FIG. 3 is a front elevational view of a second embodiment thereof.
The right and left views of the second embodiment are substantially the
same as the first embodiment, and the rear of the combined door and window
decoration is plain and unornamented. The broken lines shown in FIG. 1 are
for illustrative purposes only and form no part of the claimed design.