codice:
<script language="JavaScript"><!--

function goThere(sel, valore){
if(sel=='selectOne'){
window.open(valore,'selectone');}
else{location.href=valore}
}
//--></script>

<form name="MenuTendina">
<select name="selectOne" size="1" onchange="goThere('selectOne',this.options[this.selectedIndex].value);">
<option selected value="">-Archivio Volantini-</option>
<option value="articoli/2009ottobre.pdf">Ottobre 2009</option>
<option value="articoli/2009dicembre.pdf">Dicembre 2009</option>
</select>
</form>




<form name="MenuTendina">
<select name="selectThis" size="1" onchange="goThere('selectThis');">
<option selected value="">-Archivio Notizie-</option>
<option value="archivio.html">2009</option>
<option value="articoli/2009dicembre.pdf">2010</option>
</select>
</form>