Answers for "click to change html in jquery"

how to change the text using jquery on click

$(document).ready(function () {
    $("#fold").click(function () {
        $("#fold_p").fadeOut(function () {
            $("#fold_p").text(($("#fold_p").text() == 'Fold it') ? 'Expand it' : 'Fold it').fadeIn();
        })
    })
});

jquery on element change

// On element change.
$('mydiv').bind('DOMSubtreeModified', function () {
  console.log('changed');
});