[document web] focusable focused
++[panel]
++++[toggle button] name='the summary' expandable focusable posinset:1 setsize:1
++++++[static] name='the summary'
++[section]
++++[panel]
++++++[toggle button] name='materials' expandable expanded focusable posinset:1 setsize:3
++++++++[static] name='materials'
++++++[paragraph]
++++++++[static] name='Info about what it's made of.'
++++[panel]
++++++[toggle button] name='dimensions' expandable focusable posinset:2 setsize:3
++++++++[static] name='dimensions'
++++[panel]
++++++[toggle button] name='origin' expandable focusable posinset:3 setsize:3
++++++++[static] name='origin'