<! Copy from http://www.15seconds.com/howto/pg000066.htm >
<!-- #include file="ccard.inc"-->
<html><body>
<%
number=request("number")
cctype=request("cctype")
if number<>"" then
chk=checkcc(number,cctype)
response.write "<br>Result: "
select case chk
case 0 : response.write "Card is ok!"
case 1 : response.write "Wrong card type"
case 2 : response.write "Wrong length"
case 3 : response.write "Wrong length and card type"
case 4 : response.write "Wrong checksum"
case 5 : response.write "Wrong checksum and card type"
case 6 : response.write "Wrong checksum and length"
case 7 : response.write "Wrong checksum, length and card type"
case 8 : response.write "unknown cardtype"
end select
else
response.write "Please enter a card number"
end if
%>
<form action=default.asp method=post>
Card number: <input type=text name=number value="<%=number%>"><br>
Type: <select name=cctype size=8><br>
<option value=V <%if cctype="V" then response.write "selected"%>>VISA</option>
<option value=M <%if cctype="M" then response.write "selected"%>>Master/Euro</option>
<option value=A <%if cctype="A" then response.write "selected"%>>American Exp.</option>
<option value=C <%if cctype="C" then response.write "selected"%>>Diners Club</option>
<option value=D <%if cctype="D" then response.write "selected"%>>Discover</option>
<option value=E <%if cctype="E" then response.write "selected"%>>enRoute</option>
<option value=J <%if cctype="J" then response.write "selected"%>>JCB</option>
<option value=U <%if cctype="U" then response.write "selected"%>>unknown</option>
</select><br><input type=submit value="Test it!" name=B1>
</form>
<b>Create: 1998 by <a href="http://www.click-online.de">Click Online</a>
</body></html>