How do you create a decorative border in adobe illustrator?

im trying to create something similar to this posters border/ title http://www.google.com/imgres?imgurl=http://www.artofthestate.co.uk/photos/obey_propaganda_peace.jpg&imgrefurl=http://www.artofthestate.co.uk/graffiti/obey_shephard_fairey_london.htm&usg=__Gw2Yt9VRo-kDlHYPcuD6x7x0m7s=&h=400&w=308&sz=71&hl=en&start=0&sig2=8zd57JDo6Z5lLe9AgEGBXg&zoom=1&tbnid=ZW5H0bU5FwaBgM:&tbnh=129&tbnw=99&ei=PevvTajPLordgQe206mVDw&prev=/search%3Fq%3Dobey%2Bpropaganda%2Bposters%26um%3D1%26hl%3Den%26sa%3DX%26biw%3D1246%26bih%3D681%26tbm%3Disch&um=1&itbs=1&iact=hc&vpx=328&vpy=54&dur=1115&hovh=256&hovw=197&tx=108&ty=143&page=1&ndsp=33&ved=1t:429,r:2,s:0&biw=1246&bih=681