JAVASCRIPT

jquery replace element

$("elementsSelector").replaceWith( "<h2>New content</h2>" );

jquery change text of div

$('#dialog_title_span').text("new dialog title");

jquery text replace

$(".text_div").text(function () {
    return $(this).text().replace("contains", "hello everyone"); 
});

jquery replace text in div

$('#one span').text('Hi I am replace');