non funziona il selected!!!

<SELECT size=1 cols=2 NAME="tipo">
<OPTION Value=<%=objrs("tipo")%>
<% if objrs("tipo")= "c" then response.write "selected=""selected""" %>>Caio
<OPTION Value=<%=objrs("tipo")%>
<% if objrs("tipo")= "m" then response.write "selected=""selected""" %>>Marco

</select>