s="alert alert-warning" role="alert">
						{{.error}}
					</div>
					{{end}}
					<div class="form-group form-group-sm">
						<label class="col-sm-3 control-label" for="username"><abbr>*</abbr>用户名</label>
						<div class="col-sm-4">
							<input class="form-control {required:true,rangelength:[4,20]}" type="text" id="username" name="username" value="{{.username}}" placeholder="请输入用户名">
						</div>
						<span class="help-block">只能包含大小写字母、数字和下划线(4-20字