Gravity form clone select instance

if(rgar($field,"cssClass") == "multi-choice"){
	$string = preg_replace("/(<label[^>]+\>)(.*)(<\/label>).*$/", "<label class='gfield_label'>$2</label>", $content);
	$string .= "<ul class='multi-select'>";

	$field_labels = array(1 => __( '1. valg', 'valdres_festival' ), 2 => __( '2. valg', 'valdres_festival' ),3 => __( '3. valg', 'valdres_festival' ));
	for($i=1;$i<=3;$i++){
		$string .= "<li>";
		$field_string = preg_replace("/(input_\\d{1,2}_\\d{1,2})/is", "$1_$i", $content);
		$field_string = preg_replace("/(<label[^>]+\>)(.*)(<\/label>)/s", "\$1 ".$field_labels[$i]."$3", $field_string);
		$field_string = preg_replace("/(multiple='multiple')/is", '', $field_string);
		$string .= $field_string;
		$string .= "</li>";
	}
	$string .= "</ul>";
	$content = $string;
}