<!-- Left side column. contains the logo and sidebar -->
<aside class="main-sidebar">
        <!-- sidebar: style can be found in sidebar.less -->
        <section class="sidebar">
          <!-- sidebar menu: : style can be found in sidebar.less -->
          <ul class="sidebar-menu">
            <li class="header">MAIN NAVIGATION</li>
            <li class="treeview">
              <a href="<?php echo site_url();?>dashboard/welcome">
                <i class="fa fa-dashboard"></i> <span>Dashboard</span>
              </a>
            </li>  
            <?php print_r($menu);?>

            
          </ul>
        </section>
        <!-- /.sidebar -->
      </aside>