|Alignment determines where the pop-up menu appears when the user clicks the
right mouse button.|
0 = paLeft - Pop-up menu appears with its top left corner under the mouse pointer
1 = paRight = Pop-up menu appears with its top right corner under the mouse pointer
2 = paCenter - Pop-up menu appears with the top center of the menu under the mouse pointer
|AutoPopup determines whether the pop-up menu appears automatically when the user clicks the
right mouse button.
|Handle is the Windows menu handle for the menu.
|Tag stores an integer value, but is not used internally.
|WindowHandle is the handle of the window that uses the menu.