property Button.PictureDisplay as PictureDisplayEnum
Retrieves or sets a value that indicates the way how the graphic is displayed on the control's background

TypeDescription
PictureDisplayEnum A PictureDisplayEnum expression that indicates how the Picture property is displayed on the control's background. 
Use the Picture property to assign a picture on the control's background.  Use the PictureDisplay property to arrange the Picture on the control's background. Use the Image property to assign an image/picture to the button. Use the Style, Skin property to specify the button's visual appearance.