//this function opens the modal and show the data in it

function feedback_modal()
{
    $("#basicModalContent").animate(
                {
                    height: "400px",
                }, 3000 );
    $.post("feedback.php",function(data)
           {
              $.modal.close();
              $('#basicModalContent').modal();
              $('#basicModalContent').html(data);
           }
         );
}