anchor.diff:  
               <div class="modal-body">
   
  -                <form role="form" action="signup" method="post" class="register-form">
  +                <form role="form" action="<%out.print(contextPath);%>/signup" method="post" class="register-form">
                       <div class="form-group">
                           <label class="sr-only" for="form-email">E-mail</label>
                           <input type="text" name="form-email" placeholder="Enter your email"
  
positive.code: 
              <div class="modal-body">
  
                  <form role="form" action="login" method="post" class="login-form">
                      <div class="form-group">
                          <label class="sr-only" for="form-username">E-mail</label>
                          <input type="text" name="form-username" placeholder="Username..."
  
negative.code:                 <span class="icon-bar"></span>
                  <span class="icon-bar"></span>
              </button>
              <a href="<%out.print(contextPath);%>/index"><img src="<%out.print(contextPath);%>/public/images/logo.png" style="width:204px;height:58px" ;></a>
          </div>
          <div class="collapse navbar-collapse" id="myNavbar">
              <ul class="nav navbar-nav navbar-right">
  