CSSメモ: Mozilla拡張none | button | radio | checkbox | radio_small | checkbox_small | button_small | button_bevel | toolbox | toolbar | toolbarbutton | toolbargripper | dualbutton | dualbutton_dropdown | separator | statusbar | statusbarpanel | resizerpanel | resizer | listbox | listitem | treeview | treeitem | treetwisty | treetwistyopen | treeline | treeheader | treeheadercell | treeheadersortarrow | progressbar |
