Try this macro
Code:
Sub SpaceBalls()
Dim aRng As Range, aSty As Style
Set aRng = ActiveDocument.Content
Set aSty = ActiveDocument.Styles(wdStyleHtmlPre)
aSty.ParagraphFormat.Alignment = wdAlignParagraphDistribute
With aRng.Find
.ClearFormatting
.Replacement.ClearFormatting
.Text = "^g"
.Replacement.Text = "^& "
.Forward = True
.Wrap = wdFindContinue
.Format = False
.MatchWildcards = False
.Execute Replace:=wdReplaceAll
.Text = "[ ]{2,}"
.Replacement.Text = " "
.MatchWildcards = True
.Execute Replace:=wdReplaceAll
.Format = True
.Text = "^g"
.Replacement.Text = "^&"
.MatchWildcards = False
.Replacement.Style = aSty
.Execute Replace:=wdReplaceAll
End With
End Sub