trouble with logo on wpg2 and link

sorry for my bad english, i have wpg2 on my worpress & gallery2, my url from gallery2 is: http://radiozurda.net/gallery, and de rewrite url is http://radiozurda.net/wpg2, the trouble is that i have a logo with his own link to: http://radiozurda.net/ in my gallery 2 it's all fine, but when i view the site on the rewrite url: http://radiozurda.net/wpg2, the link on the logo change to: http://radiozurda.net/wpg2, i want to the link redirect to my home site http://radiozurda.net/, how can i do to fix that, sorry for my bad english.