anchor.diff:  	<body>
   		<div class="context">
   			<ul>
  -				<li>
  +				<li class="first">
   					I know
   					<ul>
   						<li>
  
positive.code: 						</li>
  					</ul>
  				</li>
  				<li>
  					I want
  					<ul>
  						<li>
  							<a href="#">to know about</a>
  						</li>
  						<li>
  							<a href="#">ask/tell someone about</a>
  						</li>
  					</ul>
  
negative.code: 				display: none;
  				position: absolute;
  				padding: 5px 0;
  /*				background: #ccc;*/
  				color: #000;
  				top: -5px;
  				left: 100%;
  