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<title>Jquery functions</title> <script type="text/javascript" src="https://code.jquery.com/jquery-3.1.0.min.js"></script> <script type="text/javascript"> $(document).ready(function(){ $('button').click(function(){ $('div').append(''); }); $('div.a').on('mouseover', 'h3', function(){ $(this).css('color', 'pink'); }); }); </script> Click me </script> >>>>>>> f179c85f4722a8dbbf7e4e37c1fb691a27282bd2