anchor.diff:               </tr>
                <tr>
                    <td>Juros (%a.m.): </td>
  -                 <td><input type="number" name="j" value="<%=j%>"/><td>
  +                 <td><input type="number" name="i" value="<%=i%>"/><td>
                </tr>
                <tr>
                    <td colspan="2"><input type="submit" value="Calcular"/></td>
  
positive.code:              <br/>
           <table>
               <tr>
                   <td>O total de juros é de </td>
                   <th>R$ <%=p*v*j*0.01%></th>
               </tr>
                   <td>O total a pagar é de</td>
                   <th>R$ <%=(p*v*j*0.01)+v%></th>
           </table>
           </div>
      <%@include file="WEB-INF/footer.jspf"%>
  
negative.code:         <h1>Amortização Americana</h1>
           <hr/>
           <%
               int t=10;
               int v=0;
               int i=0;
               try{
                   t = Integer.parseInt(request.getParameter("t"));
                   v = Integer.parseInt(request.getParameter("v"));
                   i = Integer.parseInt(request.getParameter("i"));}
               catch(Exception e){}
           %>
           <form>
           <table>
               <tr>
                   <td>Período (em meses): </td>
                   <td><input type="number" name="t" value="<%=t%>"/></td>
               </tr>
               <tr>
                   <td>Valor (em R$): </td>
  