He was definitely against it in the beginning. He's softened up recently.
http://www.freerepublic.com/focus/f-news/1506104/posts
http://www.freerepublic.com/focus/f-news/1027207/posts
http://www.freerepublic.com/focus/f-news/1021679/posts
http://www.freerepublic.com/focus/f-news/955212/posts
"Is Bush on record wrt the Israeli wall?If so is he for or ag'in' ?"
Sadly, even if she's lying, she still said more realistic things than Bush today.
http://www.freerepublic.com/focus/f-news/955212/posts
U.S. Has Problem with Israeli Wall, Bush Says