Penney's has some that go top down and bottom up, both or either, and are inexpensive. <
http://www.jcpenney.com/jcp/ProductsHOM.aspx?D eptID=28541&CatID=28541&Grptyp=SIZ&ItemId=12fc 438&siteID=210054843>
These cellular blinds look good <http://www.blindsgalore.com/FeaturedCategory.asp?feature=topdown>
This one seems simple and beautiful
<http://www.blindsgalore.com/product_detail.asp?sku=254050&feature=topdown&pw=24&pwf=0&ph=36&phf=0>
Here are some bottom up roller blinds
<http://www.eclectics.co.uk/Urban_Moods/Urban_Bottomup_Fabrics/index.php>