For the best supply in anything bathroom related, go to Bed Bath and Beyond. They will have the the most selection there. Also try Amazon's website as they have a lot of that stuff as well.
There are many places one can find fabric to make a bathroom curtain. You can try Walmart or a craft store like Hobby Lobby, Michael's or JoAnn Fabrics. They all sell nice affordable types of fabric.
At Lowes they have some beautiful demo set ups of window blinds. They have different assortments of colors too. If you get some, you could match them up with a nice set of curtains.
A window dressing technique should showcase the window. A very tall window might look better if vertical blinds are used. Curtains layers and valances also look nice for any window. To downplay a very wide window, vertical blinds can work well, also.
Regina makes some nice lace curtains.
Window treatments can be decorative or useful to keep out light or to keep people from looking in. There are various kinds of blinds that look great and can be unobtrusive when not needed. Traditional window treatments include blinds and curtains. Decorative swags can add a nice touch.
Shower curtains are nice add ons for your bathroom. Showers curtains have the liners which are available in heavy, medium and light weights. In comparision to light liners, heavy liners can stand more stiff and upright. so in order to reduce the stiffness you can have a light liner. Rubberized curtains doesnt need liners at all.
Ikea.
Target has some very nice curtains at great prices. You can even get them as low as under $20.
People tend to pay too much for curtains. You can find them as low as around $20 for pretty nice designs at Walmart.
Lacy curtains are a good way to add a nice apperance and control light.
What you do is you find a nice patch of bushes where no one can see you and go.
You can find insentives or Pot Pori to make your bathroom smell nice.