A good way to decorate your kitchen windows is to liven them up with a theme for occasions like Christmas or Halloween.
At Christmas time a fun way to decorate your kitchen window and bring some Christmas cheer into your kitchen is to drape some coloured lights colse to it. You could whether have them colse to the border of the window or taped in a construct of your option on the window itself.
You can buy special stick-on flashing light ornaments to place on your windows as well. Or a wreath hung from the curtain rail so it sits as a centrepiece in the middle of your window also looks lively at Christmas time.
An frugal window treatment decorating idea is to use that snow spray to originate some Christmas shapes on the inside of your window - they certainly add some Christmas cheer or you could try hanging some snowflake ornaments from the curtain rod at varied heights.
For Halloween you can stick some of those owl, black cat, pumpkin and ghost detachable decals you can buy in your window. You can get the kids complex and do a task together development paper cut outs or felt cut-outs of Halloween objects and have those hanging by some twine from the curtain rod.
You can also hang some orange colored lights colse to your kitchen windows or put chunky orange candles along your window sill. Its best not to light these though, just use them for the decorative effect.
Nothing spells Halloween like a carved pumpkin so if you have a wide sufficient window sill or can place a shelf or table up against the kitchen window, you can place a carved pumpkin with some small tea candles sitting in it or to be safer you can buy those battery powered lights that flicker just like a candle, so you have a glowing pumpkin that can be seen from face your window.
Another great window treatment decorating idea for Halloween is to place a small subject over the window and have a felt cut-out silhouette of a witch sitting on it, and add some felt or decal owls and a moon to improve the effect.