Hanging drapes or curtains in hard-to-fit places is not a problem with these convenient ceiling mount brackets. Each bracket secures into the ceiling or wall to create a sturdy system of support for your hanging rod. Featuring a versatile matte finish, these metal brackets complement most styles of decor.
Instantly hang a second panel behind existing curtains using a bungee cord!... WHAT!?! GENIUS! would also work great for temporarily hanging holiday/party lights & decorations in front of your windows. From Linda Campbell Melton's facebook page
Lovely Crafty Home: DIY Tub Surround Using Airstone = I know you can't use traditional tile on tub surrounds because they tend to flex and are not totally flat, meaning the grout will crack. This is interesting as a way to add interest to the front, though.