/**
  * @todo This should be generated by JavaScript, but we don't have the date libraries'
  */
 function Field($properties = array())
 {
     $this->addExtraClass('timedropdownfield');
     $html = parent::Field($properties);
     Requirements::javascript(THIRDPARTY_DIR . '/jquery/jquery.js');
     Requirements::javascript('framework/thirdparty/jquery-entwine/dist/jquery.entwine-dist.js');
     Requirements::javascript('timedropdownfield/javascript/TimeDropdownField.js');
     Requirements::css('timedropdownfield/css/TimeDropdownField.css');
     $iteratedTime = new Zend_Date('00:00:00', 'h:mm:ss');
     $options = array();
     $count = 24 * (60 / $this->config['interval']);
     for ($i = 0; $i < $count; $i++) {
         $key = $iteratedTime->toString($this->getConfig('datavalueformat'));
         $options[$key] = $iteratedTime->toString($this->getConfig('timeformat'));
         $iteratedTime->add($this->config['interval'], Zend_Date::MINUTE);
     }
     $dropdownField = new DropdownField('dropdown_' . $this->getName(), false, $options, $this->Value());
     $dropdownField->addExtraClass('presets');
     $dropdownField->setHasEmptyDefault(true);
     $dropdownField->setForm($this->getForm());
     $html .= $dropdownField->Field();
     $html .= '<a href="#" class="presets-trigger"></a>';
     return $html;
 }