CommandButton.Picture Property (Outlook Forms Script)
Returns a String that specifies the full path name of a bitmap to display on a control. Read-only.
expression A variable that represents a CommandButton object.
You must use the control's property page to assign a bitmap to the Picture property. You cannot use the Visual Basic LoadPicture function to assign a bitmap to Picture.
To remove a picture that is assigned to a control, click the value of the Picture property in the property page and then press DELETE. Pressing BACKSPACE will not remove the picture.
For controls with captions, use the PicturePosition property to specify where to display the picture on the object.
Transparent pictures sometimes have a hazy appearance. If you do not like this appearance, display the picture on a control that supports opaque images. Image supports opaque images.