The ornamental design for a decorativeelement for lightingfixtures, substantially as shown and described.
FIG. 1 is a front view of a decorative element for lighting fixtures comprising a new, original and ornamental design, the rear view being a mirror image thereof;
FIG. 2 is a top view of a decorative element for lighting fixtures comprising the new, original and ornamental design;
FIG. 3 is a bottom view of a decorative element for lighting fixtures comprising the new, original and ornamental design;
FIG. 4 is a left-hand side view of a decorative element for lighting fixtures comprising the new, original and ornamental design; and,
FIG. 5 is a right-hand side view of a decorative element for lighting fixtures comprising the new, original and ornamental design.
The broken lines shown in the drawings illustrate unclaimed portions of the article and form no part of the claimed design.