Add lace to your window with cornstarch. Iron your lace and cut to fit. Mix 2 tbsp cornstarch with about an equal amount of cold water, then mix that in about a cup and a half of boiling water. Paint a thick layer on the window pane. Then apply another thick layer on top using random brush strokes being sure to get all the corners. To remove it, you just wash it off with warm water,
Brilliant! A tried and true picture hanging method. Cut scrap paper to the size of the frame and mark the nail location on the paper. Using painter's tape, move the paper templates around the wall until satisfied. Then hammer the nail through the marks. Remove the paper template and hang!.... Genius!!!