var time_eles = $(".time_tranfer");

            for(var i =0; i < time_eles.length;i++){

            	var time_ele_item = time_eles.eq(i);

            	//alert(time_ele_item.text());

            	time_ele_item.html("更新于"+getDateDiff(time_ele_item.text()));

    }

	   });