Major menu features:

The "Type" property is set to "Horizontal".

The "Drifty" property is set to "Yes" (the menu will remain at its current position regardless of the page scrolling).

The "Movable" property is set to "Yes" (the menu can be relocated by dragging its Title; i.e. the left image).

The "Distance between Items" property is set to a non-zero value.

The "Submenu BG Color" is set to "transparent" in all submenus.

You can find the menu definition file (.awm) inside the "Examples" folder of your AllWebMenus installation
(C:\Program Files\AllWebMenus4\Examples)