Function SheetCellText(ByVal ws As Worksheet, ByVal addressText As String) As String
On Error GoTo SafeExit
If ws Is Nothing Then Exit Function
addressText = Trim$(addressText)
If Len(addressText) = 0 Then Exit Function
SheetCellText = Trim$(CStr(ws.Range(addressText).Text))
Exit Function
SafeExit:
SheetCellText = vbNullString
End Function