Overskriver alle poster (Access)

Case "ret"
set conn = server.CreateObject("ADODB.connection")
DSN = "DRIVER={Microsoft Access Driver (*.mdb)};"
DSN = DSN & "DBQ=" & server.MapPath("gba.mdb")
conn.open DSN

IF request.form("submit") <> "" THEN

    str1 = request.form("tekst")
    str2 = request.form("slags")

strSQL3 = "UPDATE div_item SET "

    strSQL3 = strSQL3 & "tekst='" & str1 & "'"
    strSQL3 = strSQL3 & ", slags ='" & str2 & "'"

strSQL = strSQL & " WHERE idoption=" & request.querystring("id")

Conn.Execute(strSQL3)

response.Redirect("skrivmisc.asp")

ELSE

set rs = Conn.Execute("Select * from div_item where idoption =" & request("id"))
%>
<center>
<form name="form1" method="post" action="skrivmisc.asp?mode=ret&id=<% = rs("idoption") %>">
  <p>Overskrift<br>
    <input name="tekst" type="text" value="<% =rs("tekst")  %>" size="40">
  </p>
  <p>slags<br>
  <input type="text" name="slags" value="<% =rs("slags") %>" size="40">
  </p><p>
    <input type="submit" name="Submit" value="Opdater">
  </p>
</form>
</center>
<% END IF %>


Den retter alle poster? istedet for den udvalgte? hvorfor og havd kan jeg gøre ved det?