anchor.diff:      			// 获取查询输入框的值
       			var searchText = $(this).find('input[name="searchText"]').val();
       			if($.trim(searchText) === ""){
  +    				alertMsg = '查询条件不能为空！';
       				$('#alertModal').modal('toggle');
       				return;
       			}
  
positive.code:     		
      		// alert modal 显示时触发该事件
      		$('#alertModal').on('show.bs.modal', function (e) {
      			$(this).find('.modal-body > p:first').text('查询条件不能为空。');
      		})
  
      		
      	})(jQuery);
  
      </script>
  
negative.code:  			</div>
   			
   			<!-- 对象 -->
   			<div class="col-md-3">
   				<div id="objTree"></div>
   			</div>
   			
  