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Private Sub TextBox1_KeyPress(ByVal KeyAscii As MSForms.ReturnInteger)
Select Case KeyAscii
Case vbKey0 To vbKey9, vbKeyBack, vbKeyClear, vbKeyDelete, _
vbKeyLeft, vbKeyRight, vbKeyUp, vbKeyDown, vbKeyTab
If KeyAscii = 46 Then If InStr(1, TextBox1.Text, ".") Then KeyAscii = 0
Case Else
KeyAscii = 0
End Select
End Sub
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