[document web]
++[page tab list] horizontal setsize:3
++++[page tab] name='Tab 1, level 1' selectable posinset:1 setsize:3
++++[page tab] name='Tab 2, level 1' selectable posinset:2 setsize:3
++++[page tab list] horizontal setsize:2
++++++[page tab] name='Tab 1, level 2' selectable posinset:1 setsize:2
++++++[page tab] name='Tab 2, level 2' selectable posinset:2 setsize:2
++++++++[static] name='Tab 2, level 2'
++++++++[page tab list] horizontal setsize:1
++++++++++[page tab] name='Tab 1, level 3' selectable posinset:1 setsize:1
++++[page tab] name='Tab 3, level 1' selectable posinset:3 setsize:3