 If IsNull(field1) = True Then
        MsgBox " 1 "
   
   else if Me.field2 ="" then
        MsgBox " 2 "
   
   else if Me.field3 ="" then
        MsgBox " 3 "
      
    Else
        MsgBox "  " & Me.txtEmplName.Value & vbNewLine & " : " & Me.txtNumber.Value 
   
   	' Refresh code here
End If