EVVIVA, RISOLTO!!!!!!!
La soluzione è se a qualcuno interessa.
codice:
<%b=1
pippo=""
while not Rs5.eof
%>
<tr>
<%if pippo="" then%>
<td><input type="text" name="Sconto<%=b%>" id="Sconto<%=b%>" class="casellaNumero" value="<%=request.QueryString("Sco"&b)%>" onblur="javascript:window.location.href='fatture.asp?IDPrivato=P&Cli=<%=request.QueryString("Cli")%>&Dtt=<%=request.QueryString("Dtt")%>&Sco<%=b%>='+escape(this.value)"></td>
<%else%>
<td><input type="text" name="Sconto<%=b%>" id="Sconto<%=b%>" class="casellaNumero" value="<%=request.QueryString("Sco"&b)%>" onblur="javascript:window.location.href='fatture.asp?IDPrivato=P&Cli=<%=request.QueryString("Cli")%>&Dtt=<%=request.QueryString("Dtt")%><%=pippo%>&Sco<%=b%>='+escape(this.value)"></td>
<%end if%>
</tr>
<%b=b+1
pippo = pippo&"&"&"Sco"&(b-1)&"="&request.QueryString("Sco"&(b-1)) 
Rs5.movenext
wend