public function setHeader($p_columnProperty, array $p_values = array())
{
if (count($p_values)) {
foreach ($p_values as $key => $value) {
if (is_string($key)) {
$key = $this->_colsIndex[$key];
}
$this->_options['aoColumnDefs'][$key][$p_columnProperty] = $value;
}
}
return $this;
}