anchor.diff:  				<div class="col-md-9">
   					<textarea name="content" id="summernote" value=""></textarea>
   					<button type="button" id="save_button">Click Me!</button>
  +					<input type="hidden" name="contents" value="" id="contents">
   				</div>
   			</div>
   		</fieldset>
  
positive.code: 	$(document).ready(function() {
  		$('#save_button').click(function() {
  			var html = $('#summernote').summernote('code');
  			alert(html);
  		});
  	})
  </script>
  </head>
  <body>
  	<form class="form-horizontal">
  		<fieldset>
  			<!-- Form Name -->
  			<legend class="text-center">Day 1</legend>
  
negative.code: 				</div>
  			</div>
  
  			<!-- start date-->
  			<div class="form-group">
  				<label class="col-md-2 control-label" for="start_date"> </label>
  				<div class="col-md-3">
  					<input id="start_date" name="start_date" type="text"
  						placeholder="ex) 2017-01-01" class="form-control input-md">
  
  				</div>
  			</div>
  
  			<!-- end date-->
  			<div class="form-group">
  				<label class="col-md-2 control-label" for="end_date"> </label>
  				<div class="col-md-3">
  					<input id="end_date" name="end_date" type="text"
  						placeholder="ex) 2017-01-03" class="form-control input-md">
  
  				</div>
  			</div>
  