vb Code:
Private Sub Text1_KeyPress(KeyAscii As Integer)
If (KeyAscii < 48 Or KeyAscii > 57) And KeyAscii <> 46 And KeyAscii <> 13 Then
MsgBox "Only numbers are allowed for this entries"
KeyAscii = 0
Exit Sub
End If
End Sub
'also, in the change event put this code
'to prevent pasting in non numeric text
Private Sub Text1_Change()
If Not IsNumeric(Text1.Text) Then
MsgBox "Only Numbers Are Allowed"
Text1.Text = vbNullString
Exit Sub
End If
End Sub