Returns or sets the horizontal scroll position as a percentage of the document width. Read/write Long.
Example
This example displays the percentage that the active window is scrolled horizontally.
MsgBox _
ActiveDocument.ActiveWindow.HorizontalPercentScrolled & "%"
This example vertically scrolls the active pane of the window for Document1 all the way to the left.
With Windows("Document1")
.Activate
.ActivePane.HorizontalPercentScrolled = 0
End With