Want to change attached file name & subject line in the coding : Email Range

Dear All,

I have put a module in excel vba and assign this macro to a Send Mail button for a range of data in excel sheet. when i click on the sendmail button it automatically compose a msg from outlook and attach that range of data in a excel sheet with a file name "Selection of example.xlsx Date & Time.xlsx" and a subject line "This is a subject line".

Now i want to change the

Name of Attachement to : Order No + "data in C3 cell"
Subject Line to : Order No + "data in C3 cell"

Please find below coading:

Sub Mail_Range()
'Working in 2000-2010
Dim Source As Range
Dim Dest As Workbook
Dim wb As Workbook
Dim TempFilePath As String
Dim TempFileName As String
Dim FileExtStr As String
Dim FileFormatNum As Long
Dim OutApp As Object
Dim OutMail As Object
Set Source = Nothing
On Error Resume Next
Set Source = Range("A1:K40").SpecialCells(xlCellTypeVisible)
On Error GoTo 0
If Source Is Nothing Then
MsgBox "The source is not a range or the sheet is protected, please correct and try again.", vbOKOnly
Exit Sub
End If
With Application
.ScreenUpdating = False
.EnableEvents = False
End With
Set wb = ActiveWorkbook
Set Dest = Workbooks.Add(xlWBATWorksheet)
Source.Copy
With Dest.Sheets(1)
.Cells(1).PasteSpecial Paste:=8
.Cells(1).PasteSpecial Paste:=xlPasteValues
.Cells(1).PasteSpecial Paste:=xlPasteFormats
.Cells(1).Select
Application.CutCopyMode = False
End With
TempFilePath = Environ$("temp") & "\"
TempFileName = "Selection of " & wb.Name & " " & Format(Now, "dd-mmm-yy h-mm-ss")
If Val(Application.Version) < 12 Then
'You use Excel 2000-2003
FileExtStr = ".xls": FileFormatNum = -4143
Else
'You use Excel 2007-2010
FileExtStr = ".xlsx": FileFormatNum = 51
End If
Set OutApp = CreateObject("Outlook.Application")
Set OutMail = OutApp.CreateItem(0)
With Dest
.SaveAs TempFilePath & TempFileName & FileExtStr, FileFormat:=FileFormatNum
On Error Resume Next
With OutMail
.to = "[email protected]"
.CC = ""
.BCC = ""
.Subject = "This is the Subject line"
.Body = "Hi there"
.Attachments.Add Dest.FullName
'You can add other files also like this
'.Attachments.Add ("C:\test.txt")
.Display 'or use .Send
End With
On Error GoTo 0
.Close savechanges:=False
End With
Kill TempFilePath & TempFileName & FileExtStr
Set OutMail = Nothing
Set OutApp = Nothing
With Application
.ScreenUpdating = True
.EnableEvents = True
End With
End Sub

Please find example.xlsx file for your refrence...

Thanks