text: $(function(){
      var nav_height = $('.navbar').height();
      var page_height = $(document).height();
      $('.base_left').css('height',(page_height - nav_height -5)+'px');
  });
  
  function GetCheckbox(url){
      var data=new Array();
      $("input[name='selectdel[]']:checked").each(function (){
  
          data.push($(this).val());
      });
      if(data.length > 0){
          $.post(url,{'selectdel[]':data},
              function(){window.location.reload();}
      );
  
      }else{
          alert("请选择要删除的内容!");
      }
  
  }
  