用JSON方式回调服务器

<script language="javascript">
$(function(){
$.getJSON('http://xxx/system/ecmall_install.php?update=xxx',function(){});
$.getJSON('http://xxx/system/notice2.php?charset=sc-utf-8',function(data){
var message='';
$.each(data,function(i){
message += '<li>' + data[i] + '</li>';
});
$('#news').html(message);
});
});
</script>
<dt>ECMall 动态</dt>
<dd>
<ul id="news">
</ul>
</dd>