求助:分页代码问题...

<%
if page=1 then
response.write("<span class=style3>LAST PAGE</span>&nbsp;&nbsp;&nbsp;")
else
response.write("<a href=picture_show.asp?ty_01=product&typeid="&typeid&"&id="&id&"&page="&page-1&"><span class=style3>LAST PAGE</span>&nbsp;&nbsp;&nbsp;</a>")
end if
if page=cou then
response.write("<span class=style3>NEXT PAGE</span>&nbsp;&nbsp;&nbsp;")
else
response.write("<a href=picture_show.asp?ty_01=product&typeid="&typeid&"&id="&id&"&page="&page+1&"><span class=style3>NEXT PAGE</span>&nbsp;&nbsp;&nbsp;</a>")
end if
%>