yolo-ling yolo-ling

## index.html
<!DOCTYPE html>
<html>
  <head>
    <meta http-equiv="Content-Type" content="text/html;charset=utf-8">
    <title>One Graph</title>
    <script type="text/javascript" src="http://mbostock.github.com/d3/d3.v2.js"></script>
    <script type="text/javascript" src="simple-graph.js"></script>
    <style type="text/css">
      body { font: 13px sans-serif; }
      rect { fill: #fff; }
	<!DOCTYPE html>
	<html>
	<head>
	<meta http-equiv="Content-Type" content="text/html;charset=utf-8">
	<title>One Graph</title>
	<script type="text/javascript" src="http://mbostock.github.com/d3/d3.v2.js"></script>
	<script type="text/javascript" src="simple-graph.js"></script>
	<style type="text/css">
	body { font: 13px sans-serif; }
	rect { fill: #fff; }