r-nav">
				<li class="dropdown">
					<a href="#" class="dropdown-toggle" data-toggle="dropdown"><span class="glyphicon glyphicon-search"></span></a>
					<ul class="dropdown-menu">
						<form id="search-form" class="form-inline">
							<div class="input-group">
								<input id="keywords" type="text" name="keywords" class="form-control" placeholder="搜索"/>
								<div class="input-group-btn">
									<button type="submit" class="btn btn-default"><span class="glyphicon glyphicon-search"></span></bu