Function OrdinalDateSuffix(datein As variant) As String
	
	Dim tmp As String
	tmp = Format(datein, "d")
	Dim ordinal As string
	Select Case tmp
		Case "1"		: 	ordinal = "st"
		Case "2"		: 	ordinal = "nd"
		Case "3"		: 	ordinal = "rd"
		Case "21"		: 	ordinal = "st"
		Case "22"		: 	ordinal = "nd"
		Case "23"		: 	ordinal = "rd"
		Case "31"		: 	ordinal = "st"
		Case Else		:	ordinal = "th"
	End Select
	'output
	OrdinalDateSuffix = "<sup>" & ordinal & "</sup>"
	
End Function