drop_down_menu.php~

<!--first button--><div class="btn-group-vertical">

                                <div class="btn-group">
  					<button type="button" class="btn btn-default dropdown-toggle" data-toggle="dropdown"><span class="glyphicon glyphicon-user"></span>
  					  Students <span class="caret"></span> 					
  					</button>
  				<ul class="dropdown-menu" role="menu">
  				  <li><a href="admin.php?tag=student_entry">Students Entry</a></li>
  				  <li><a href="admin.php?tag=view_students">View Students</a></li>
  				</ul>
				</div>
				
				<!--second button-->
				<div class="btn-group">
  					<button type="button" class="btn btn-default dropdown-toggle" data-toggle="dropdown"><span class="glyphicon glyphicon-user"></span>
  					  Teachers <span class="caret"></span> 					
  					</button>
  				<ul class="dropdown-menu" role="menu">
  				  <li><a href="admin.php?tag=teachers_entry">Teachers Entry</a></li>
  				  <li><a href="admin.php?tag=view_teachers">View Teachers</a></li>
  				</ul>
				</div>
				
				<!--third button-->
				<div class="btn-group">
  					<button type="button" class="btn btn-default dropdown-toggle" data-toggle="dropdown"><span class="glyphicon glyphicon-user"></span>
  					  Staff <span class="caret"></span>
  					</button>
  				<ul class="dropdown-menu" role="menu">
  				  <li><a href="admin.php?tag=staff_entry">Staff Entry</a></li>
  				  <li><a href="admin.php?tag=view_staff">View Staff</a></li>
  				</ul>
				</div>
				
				<!--forth button-->
				<div class="btn-group">
  					<button type="button" class="btn btn-default dropdown-toggle" data-toggle="dropdown"><span class="glyphicon glyphicon-user"></span>
  					  DUGC <span class="caret"></span>
  					</button>
  				<ul class="dropdown-menu" role="menu">
  				  <li><a href="admin.php?tag=DUGC_entry">DUGC Entry</a></li>
  				  <li><a href="admin.php?tag=view_DUGC">View DUGC</a></li>
  				</ul>
				</div>
				
				<!--fifth button-->
				<div class="btn-group">
  					<button type="button" class="btn btn-default dropdown-toggle" data-toggle="dropdown"><span class="glyphicon glyphicon-th-list"></span>
  					  Courses <span class="caret"></span>
  					</button>
  				<ul class="dropdown-menu" role="menu">
  				  <li><a href="admin.php?tag=course_entry">Enter Course</a></li>
  				  <li><a href="admin.php?tag=view_courses">Master Course List</a></li>
  				</ul>
				</div>
				
				
				
				<!--sixthth button-->
				<div class="btn-group">
  					<button type="button" class="btn btn-default dropdown-toggle" data-toggle="dropdown"><span class="glyphicon glyphicon-th-list"></span>

  					  Offering <span class="caret"></span>
  					</button>
  				<ul class="dropdown-menu" role="menu">
  				  <li><a href="?tag=offering_entry">Add Offering</a></li>
  				  <li><a href="?tag=view_offering">View Offerings</a></li>
  				</ul>
				</div>
				
				<!--seventh button-->
				<div class="btn-group">
  					<button type="button" class="btn btn-default dropdown-toggle" data-toggle="dropdown"><span class="glyphicon glyphicon-align-justify"></span>
  					  Registration Forms <span class="caret"></span>
  					</button>
  				<ul class="dropdown-menu" role="menu">
  				  <li><a href="?tag=view_registration">Pending Registrations</a></li>
  				</ul>
				</div>

				<!--eighth button-->
				<div class="btn-group">
  					<button type="button" class="btn btn-default dropdown-toggle" data-toggle="dropdown"><span class="glyphicon glyphicon-align-justify"></span>
  					  Leave Applications<span class="caret"></span>
  					</button>
  				<ul class="dropdown-menu" role="menu">
  				  <li><a href="?tag=view_leave_pending">Pending leave</a></li>
				  <li><a href="?tag=view_leave_approved">Approved leave</a></li>  
				</ul>
				</div>
				     </div>