1添加属性
$("#mydiv").attr("pro1","this is val");
$('.img1').attr('src', '/img/1.jpg');
2设置样试
$("#mydiv").css("width","100px");
3操作json取值
var jsonstr="Result:{"pagecount":"5","pagesize":"5","pageindex":"1","pic":["/image/g1.jpg","/image/g2.jpg","/image/g3.jpg","/image/g4.jpg","/image/g5.jpg"]}";
var contact = JSON.parse(jsonstr);
alert(contact.pagecount);