Help me how automatically send email when cell value changes

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how Help me how automatically send email when cell value changes

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i need edit code automatically send email when AC cell value changes to yes


Sub Mail_Sheet_Outlook_Body()
' Don't forget to copy the function RangetoHTML in the module.
' Working in Office 2000-2010
Dim rng As Range
Dim OutApp As Object
Dim OutMail As Object
With Application
.EnableEvents = False
.ScreenUpdating = False
End With

Set rng = Nothing
Set rng = ActiveSheet.UsedRange
'You can also use a sheet name
'Set rng = Sheets("YourSheet").UsedRange

Set OutApp = CreateObject("Outlook.Application")
Set OutMail = OutApp.CreateItem(0)

On Error Resume Next
With OutMail
.To = Range("ab3").Value
.CC = ""
.BCC = ""
.Subject = "This is the Subject line"
.HTMLBody = RangetoHTML(rng)
.Display 'or use .Display
End With
On Error GoTo 0

With Application
.EnableEvents = True
.ScreenUpdating = True
End With

Set OutMail = Nothing
Set OutApp = Nothing
End Sub
Function RangetoHTML(rng As Range)
' Works in Excel 2000, Excel 2002, Excel 2003, Excel 2007, Excel 2010, Outlook 2000, Outlook 2002, Outlook 2003, Outlook 2007, and Outlook 2010.
Dim fso As Object
Dim ts As Object
Dim TempFile As String
Dim TempWB As Workbook

TempFile = Environ$("temp") & "/" & Format(Now, "dd-mm-yy h-mm-ss") & ".htm"

' Copy the range and create a workbook to receive the data.
rng.Copy
Set TempWB = Workbooks.Add(1)
With TempWB.Sheets(1)
.Cells(1).PasteSpecial Paste:=8
.Cells(1).PasteSpecial xlPasteValues, , False, False
.Cells(1).PasteSpecial xlPasteFormats, , False, False
.Cells(1).Select
Application.CutCopyMode = False
On Error Resume Next
.DrawingObjects.Visible = True
.DrawingObjects.Delete
On Error GoTo 0
End With

' Publish the sheet to an .htm file.
With TempWB.PublishObjects.Add( _
SourceType:=xlSourceRange, _
Filename:=TempFile, _
Sheet:=TempWB.Sheets(1).Name, _
Source:=TempWB.Sheets(1).UsedRange.Address, _
HtmlType:=xlHtmlStatic)
.Publish (True)
End With

' Read all data from the .htm file into the RangetoHTML subroutine.
Set fso = CreateObject("Scripting.FileSystemObject")
Set ts = fso.GetFile(TempFile).OpenAsTextStream(1, -2)
RangetoHTML = ts.ReadAll
ts.Close
RangetoHTML = Replace(RangetoHTML, "align=center x:publishsource=", _
"align=left x:publishsource=")

' Close TempWB.
TempWB.Close savechanges:=False

' Delete the htm file.
Kill TempFile

Set ts = Nothing
Set fso = Nothing
Set TempWB = Nothing
End Function

http://www.2shared.com/file/wryEQiqk/test.html

i need edit code automatically send email when C cell value change to yes

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