Sub Test()
Dim objControl As Control
For Each objControl In Me.Controls
If Not LCase(TypeName(objControl)) <> "textbox" Then
Select Case objControl.Name
Case "TextBox1", _
"TextBox5", _
"TextBox10", _
"TextBox16"
objControl.Value = ""
objControl.Enabled = False
objControl.BackColor = RGB(235, 235, 235)
Case Else
End Select
End If
Next
End Sub