<aside class="main-sidebar sidebar-dark-primary elevation-4">
  
  <?php
     $user_id = $_SESSION['loginid'];
  ?>

      <a href="dashboard.php" class="brand-link">
         <img style="opacity: .8"> 
         <span class="brand-text font-weight-strong">DASHBOARD</span>
      </a>

      <div class="sidebar">

        <nav class="mt-2">
          <ul class="nav nav-pills nav-sidebar flex-column" data-widget="treeview" role="menu" data-accordion="false">    
          <li class="nav-header">&nbsp;&nbsp;&nbsp;MASTER</li>
           
                <li class="nav-item">
                  <a href="customer_registration_manage.php" class="nav-link">
                    <i class="nav-icon fas fa-user-tie"></i>
                    <p>Customer Registration</p>
                  </a>
                </li>

                <li class="nav-item">
                  <a href="supplier_registration_manage.php" class="nav-link">
                    <i class="fa fa-address-card nav-icon"></i>
                    <p>Supplier Registration</p>
                  </a>
                </li>

                <li class="nav-item">
                  <a href="productrecord_registration_manage.php" class="nav-link">
                    <i class="nav-icon fas fa-dolly"></i>
                    <p>Product With Reorder Level</p>
                  </a>
                </li>

                <li class="nav-item">
                  <a href="brand_registration_manage.php" class="nav-link">
                    <i class="nav-icon fas fa-shopping-bag"></i>
                    <p>Brand Registration</p>
                  </a>
                </li>
          </li>
         
          <li class="nav-header">TRANSACTIONS</li>          
                <li class="nav-item">
                  <a href="purchase_bills_manage.php" class="nav-link">
                    <i class="nav-icon fas fa-user-tie"></i>
                    <p>Purchase Bills</p>
                  </a>
                </li>

                <li class="nav-item">
                  <a href="sales_billing_manage.php" class="nav-link">
                    <i class="nav-icon fas fa-dolly"></i>
                    <p>Sales Billing</p>
                  </a>
                </li>

                <li class="nav-item">
                  <a href="sales_return_manage.php" class="nav-link">
                    <i class="nav-icon fas fa-shopping-bag"></i>
                    <p>Sales Return</p>
                  </a>
                </li>
          </li>

          <li class="nav-header">REPORTS</li>          
                <li class="nav-item">
                  <a href="pricelist_report_start.php" class="nav-link">
                    <i class="nav-icon fas fa-user-tie"></i>
                    <p>Price List</p>
                  </a>
                </li>

                <li class="nav-item">
                  <a href="stockdetails_report_start.php" class="nav-link">
                    <i class="fa fa-address-card nav-icon"></i>
                    <p>Stock Details</p>
                  </a>
                </li>  

                <li class="nav-item">
                  <a href="salesdetails_report_start.php" class="nav-link">
                    <i class="fa fa-address-card nav-icon"></i>
                    <p>Sales Details</p>
                  </a>
                </li>  
          </li>
              
          
          <li class="nav-item">
            <a href="logout.php" class="nav-link">
              <i class="nav-icon fas fa-power-off"></i>
                <p>LOGOUT</p>
            </a>
          </li>
          </ul>
        </nav>
      </div>
</aside>
