You raise or lower blinds, or you close or open them. jpg&w=178&h=300&ei=6LEBUY7SLYOphAenqYGgCA&zoom=1&iact=hc&vpx=406&vpy=334&dur=3726&hovh=240&hovw=142&tx=110&ty=130&sig=100042502708500060992&page=4&tbnh=141&tbnw=84&ndsp=40&ved=1t:429,r:30,s:100,i:94 ) can be rolled up or down. jpg&w=842&h=684&ei=lrIBUb_GHcOThgfmsoCYDw&zoom=1&iact=hc&vpx=4&vpy=372&dur=2850&hovh=202&hovw=249&tx=126&ty=118&sig=100042502708500060992&page=2&tbnh=152&tbnw=196&start=31&ndsp=39&ved=1t:429,r:62,s:0,i:275 ) or a vertical blind (like this ) can be opened or closed.
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