anchor.diff:           pageEncoding="ISO-8859-1"%>
   <%@taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
   <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
  -<html>
  +
       <head>
           <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
           <title>Google Charts con Servlets</title>
           <!-- <script type="text/javascript" src="https://www.google.com/jsapi"></script>-->
           <script type="text/javascript" src="js/DibujarGrafico.js"></script>
           <script type="text/javascript" src="https://www.gstatic.com/charts/loader.js"></script>
  -
  -
  +  <meta charset="utf-8">
  +  <meta name="viewport" content="width=device-width, initial-scale=1">
  +  <link rel="stylesheet" href="http://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css">
  +  <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.0/jquery.min.js"></script>
  +  <script src="http://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/js/bootstrap.min.js"></script>
  +  </head>
  +    <link href="css/bootstrap.min.css" rel="stylesheet" media="screen">
           <script type="text/javascript">
               google.charts.load('current', {'packages': ['corechart', 'table']});
   
  
positive.code:         </script>
      </head>
      <body>
          <div style="width: 600px;">
              <label for="mostrartorta">Mostrar torta</label>
              <input type="checkbox"  name="mostrarbarra" id="mostrartorta"  onchange="dibujarGraficos();"/>
              <label for="mostrarbarra">Mostrar barra</label>
              <input type="checkbox" value="Mostrar barras" id="mostrarbarra" onchange="dibujarGraficos();"/>
              <label for="mostrarlineas">Mostrar lineas</label>
              <input type="checkbox" value="Mostrar lineas" id="mostrarlineas" onchange="dibujarGraficos();"/>
              <div id="chart_div"></div>
              <div id="tabla_divtorta"></div>
  
negative.code:             <div id="chart_div_lin"></div>
          </div>
      </body>
  
  