Come posso duplicare questa riga al click di un pulsante?
<tr class="row_to_clone">
<td>
<div style="text-align: left;" >
<input name="cognomers1" id="cognomers1[(indice 0,1,2...]" type="text" size="50"/>
<div id="cliente" style="display:none;border:1px solid black;background-color:white;"></div>
<script type="text/javascript" language="javascript" charset="iso-8859-1">
new Ajax.Autocompleter('[(indice 0,1,2...]','cliente','autocompletamento_cliente.asp',{});
</script>
</div> </td>
</tr>