如何把小写金额自动转化成大写金额

编个程序，装换

Option Compare Database

Function CCh(N1) As String
Select Case N1
  Case 0
    CCh = "零"
  Case 1
    CCh = "壹"
  Case 2
    CCh = "贰"
  Case 3
    CCh = "叁"
  Case 4
    CCh = "肆"
  Case 5
    CCh = "伍"
  Case 6
    CCh = "陆"
  Case 7
    CCh = "柒"
  Case 8
    CCh = "捌"
  Case 9
    CCh = "玖"
End Select
End Function

Function ChMoney(N1) As String
Dim tMoney As String
Dim lMoney As String
Dim tn
Dim s1 As String '临时STRING 小数部分
Dim s2 As String '
Dim ST1 As String
Dim t1 As String
Dim s3 As String
If N1 = 0 Then
  ChMoney = " "
  Exit Function
End If
If N1 < 0 Then
  ChMoney = "负" + ChMoney(Abs(N1))
  Exit Function
End If
tMoney = Trim(str(N1))
tn = InStr(tMoney, ".")
s1 = ""

If tn <> 0 Then
  ST1 = Right(tMoney, Len(tMoney) - tn)
  If ST1 <> "" Then
    t1 = Left(ST1, 1)
    ST1 = Right(ST1, Len(ST1) - 1)
    If t1 <> "0" Then
      s1 = s1 + CCh(Val(t1)) + "角"
    End If
    If ST1 <> "" Then
     t1 = Left(ST1, 1)
     s1 = s1 + CCh(Val(t1)) + "分"
    End If
  End If
  ST1 = Left(tMoney, tn - 1)
Else
  ST1 = tMoney
End If


's1 = "元" + s1
s2 = ""
If ST1 <> "" Then
  t1 = Right(ST1, 1)
  ST1 = Left(ST1, Len(ST1) - 1)
  s2 = CCh(Val(t1)) + s2
End If

If ST1 <> "" Then
  t1 = Right(ST1, 1)
  ST1 = Left(ST1, Len(ST1) - 1)
  If t1 <> "0" Then
    s2 = CCh(Val(t1)) + "拾" + s2
  Else
    If Left(s2, 1) <> "零" Then s2 = "零" + s2
  End If
End If

If ST1 <> "" Then
  t1 = Right(ST1, 1)
  ST1 = Left(ST1, Len(ST1) - 1)
  If t1 <> "0" Then
    s2 = CCh(Val(t1)) + "佰" + s2
  Else
    If Left(s2, 1) <> "零" Then s2 = "零" + s2
  End If
End If

If ST1 <> "" Then
  t1 = Right(ST1, 1)
  ST1 = Left(ST1, Len(ST1) - 1)
  If t1 <> "0" Then
  s2 = CCh(Val(t1)) + "仟" + s2
  Else
    If Left(s2, 1) <> "零" Then s2 = "零" + s2
  End If
End If

s3 = ""
If ST1 <> "" Then
  t1 = Right(ST1, 1)
  ST1 = Left(ST1, Len(ST1) - 1)
  s3 = CCh(Val(t1)) + s3
End If


If ST1 <> "" Then
  t1 = Right(ST1, 1)
  ST1 = Left(ST1, Len(ST1) - 1)
  If t1 <> "0" Then
  s3 = CCh(Val(t1)) + "拾" + s3
  Else
    If Left(s2, 1) <> "零" Then s2 = "零" + s2
  End If
End If
If ST1 <> "" Then
  t1 = Right(ST1, 1)
  ST1 = Left(ST1, Len(ST1) - 1)
  If t1 <> "0" Then
  s3 = CCh(Val(t1)) + "佰" + s3
  Else
   If Left(s3, 1) <> "零" Then s3 = "零" + s3
  End If
End If

If ST1 <> "" Then
  t1 = Right(ST1, 1)
  ST1 = Left(ST1, Len(ST1) - 1)
  If t1 <> "0" Then
  s3 = CCh(Val(t1)) + "仟" + s3
  End If
End If
If Right(s2, 1) = "零" Then s2 = Left(s2, Len(s2) - 1)
If Len(s3) > 0 Then
  If Right(s3, 1) = "零" Then s3 = Left(s3, Len(s3) - 1)
  s3 = s3 & "万"
End If
ChMoney = s3 & s2 & "元" & s1
End Function