Ivan Demidov

$('.buy').eq(0).on('mouseover', function() {
            $('.buy').eq(0).get().src='../pic/buy-hover.png';
        })

var a = [
  {date: '321'},
  {date: '123'}
].sort(function(a, b){
  if(a.date < b.date ) return -1;
  if(a.date > b.date) return 1
  return 0
});

$(document).ready(function() {

    $('#add_theme').click(function() {
        $('<div class="ft_inputs">\n' +
            '<input type="text" placeholder="Name theme"/>\n' + 
            '<textarea rows="5" placeholder="Desription theme"></textarea><div class="remove_theme">Delete</div></div>') . 
            fadeIn('slow').appendTo('.test');

    });

    $('.test').on('click', '.remove_theme', function() {
        $('.ft_inputs', '.test').last().remove(); 
    });
});

$('#add').click(function()
    {
      text = $('#task_text').val();

      $.ajax(
      {
        url: '/test/',
        type: 'POST',
        data: {task_text: text}, 
        success: function(text){
          console.log(text)
        },

        return false;
 
      });
    });