JWTM (Web Tree Menu) 

JWTM is a professional java tree Web menu applet. JWTM lets you generate tree menus with unlimited number of nested pop-up submenus, various color schemes, buttons, fonts, icons and sounds.
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JDDM (Drop Down Menu) 

JDDM is a professional Java drop-down and popup Web Menu applet. JDDM lets you generate vertical and horizontal menus with unlimited number of nested pop-up submenus, various color schemes, buttons, fonts, icons and sounds.
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