<form target="paypal" action="https://www.paypal.com/cgi-bin/webscr" method="post">
<input type="hidden" name="cmd" value="_s-xclick">
<input type="hidden" name="hosted_button_id" value="FTXW6Z8WH89BU">
<table>
<tr><td><input type="hidden" name="on0" value="taglia">taglia</td></tr><tr><td><select name="os0">
<option value="s">s €15,00 EUR</option>
<option value="m">m €15,00 EUR</option>
<option value="l">l €15,00 EUR</option>
<option value="xl">xl €15,00 EUR</option>
</select> </td></tr>
</table>
<input type="hidden" name="currency_code" value="EUR">
<input type="image" src="https://www.paypalobjects.com/it_IT/IT/i/btn/btn_cart_LG.gif" border="0" name="submit" alt="PayPal - Il metodo rapido, affidabile e innovativo per pagare e farsi pagare.">
<img alt="" border="0" src="https://www.paypalobjects.com/it_IT/i/scr/pixel.gif" width="1" height="1">
</form>