problems with sidebar

I am going to buy a plugin advanced adds but i have a problem that it show the adds in gallery page but not on all other pages. how can i have a sidebar sgoving up on every page like the one here below. Hi i would like that advanced adds show on every page on sidebar like: http://salon-du-bien-etre.org/gallery/salon-bien-etre-montreux/ but it seem it only working on this page not on the others also could you please tell me what would be the best size for the adds?
I di granted the access of the site
thks in advance
Jacques