Sub DoDropDown(Arr(), strSelName, onchange, strSelected, strexclude)
Dim i
if strSelected <> "" then
swap arr, strSelected
end if
response.write "<select NAME='" & strSelName & "' SIZE=1 ONCHANGE='" & onchange & "'>"
For i = 0 To UBound(Arr)
If arr(i) <> "" And IsNull(Arr(i)) = FALSE and arr(i) <> strexclude Then
response.write "<OPTION VALUE=""" & Arr(i) & """>" & Arr(i) & "</OPTION>"
End If
Next
response.write "</select>"
End Sub

Sub Swap(Arr(), strSelected)
' 交换数组中的元素
Dim StoreString, i
For i = 0 To UBound(Arr)
If Arr(i) = strSelected Then
StoreString = Arr(i)
Arr(i) = Arr(0)
Arr(0) = StoreString
End If
Next
End Sub