ora provo con questo:

codice:
<form method="post" action="okocha2_key.asp">
<p align="center"><cite><font size="5" face="Book Antiqua">Seleziona 
categoria</font>
<SELECT name="artista"> 
<OPTION value="A">A</OPTION> 
<OPTION value="O">O</OPTION> 
<OPTION value="D">D</OPTION> 
<OPTION value="F">F</OPTION> 
</SELECT> <input type="submit">
</cite></p> </form>