$(document).ready(function(){
						   
 $('#field19 option:first-child ').text('---- Pleas select option ----');
 $('#field20 option:first-child ').text('---- Pleas select option ----');
 $('#field21 option:first-child ').text('---- Pleas select option ----');
  $('input.formSubmit').val('Send form');

});