document.writeln("<select name='nb_pers' class='typo4'>");
document.writeln("<option value=''>Participants</option>");
document.writeln("<option value='1'>1</option>");
document.writeln("<option value='2'>2</option>");
document.writeln("<option value='3'>3</option>");
document.writeln("<option value='4'>4</option>");
document.writeln("<option value='5'>5</option>");
document.writeln("<option value='6'>6</option>");
document.writeln("<option value='7'>7</option>");
document.writeln("<option value='8'>8</option>");
document.writeln("<option value='9'>9</option>");
document.writeln("<option value='10'>10</option>");
document.writeln("<option value='11'>11</option>");
document.writeln("<option value='12'>12</option>");
document.writeln("<option value='13'>13</option>");
document.writeln("<option value='14'>14</option>");
document.writeln("<option value='15'>15</option>");
document.writeln("<option value='16'>16</option>");
document.writeln("<option value='17'>17</option>");
document.writeln("<option value='18'>18</option>");
document.writeln("<option value='19'>19</option>");
document.writeln("<option value='20'>20</option>");
document.writeln("<option value='21'>21</option>");
document.writeln("<option value='22'>22</option>");
document.writeln("<option value='23'>23</option>");
document.writeln("<option value='24'>24</option>");
document.writeln("<option value='25'>25</option>");
document.writeln("<option value='26'>26</option>");
document.writeln("<option value='27'>27</option>");
document.writeln("<option value='28'>28</option>");
document.writeln("<option value='29'>29</option>");
document.writeln("<option value='30'>30</option>");
document.writeln("</select>");