hspace Property
Returns or sets a Long that represents the horizontal margin for the specified object. Corresponds to the hspace attribute.
expression.hspace
expression Required. An expression that returns one of the objects in the Applies To list.
Example
The following example sets the horizontal margin for the first image in the active document to 25 pixels.
Dim objImage As FPHTMLImg
Set objImage = ActiveDocument.images(0)
objImage.hspace = "25"