am b9fc1c90: am 4b735966: am 6c3f41ac: am a6188a56: am 972c3798: am 28ca0f32: am 25e7300c: load the navtree javascript on demand; don\'t try setting up the tree until it\'s loaded
* commit 'b9fc1c90':
load the navtree javascript on demand; don't try setting up the tree until it's loaded
