field.setType(FormField.Type.list_single);
field.setLabel("Start from page number");
field.setVariable("start");
field.addValue("0");
field.addOption("0", "0");
field.addOption("25", "25");
field.addOption("50", "50");
field.addOption("75", "75");
field.addOption("100", "100");
field.addOption("150", "150");
field.addOption("200", "200");