$(function(){

var now  = new Date();

var year = now.getFullYear();

$('#year_pulldown').append($('<option>').html(year-1).val(year-1));

$('#year_pulldown').append($('<option>').html(year).val(year).attr('selected' , 'selected'));

$('#year_pulldown').append($('<option>').html(year+1).val(year+1));

var month= now.getMonth()+1;

$('#month_pulldown').val(month);

var date = now.getDate();

$('#day_pulldown').val(date);

});