<script type="text/javascript" charset="UTF-8">
$(document).ready(function() {
$.ajax( {
async :false,
cache :false,
url :"xx.action",
data :getParams(params),
type :"post",
dataType :"json",
success : function(data, textStatus) {
$("#p").value=字段名;
});
});
</script>
<body>
<lable>发货单编号:</lable>
<div id="p"></div>
</body>
怎么做才会有这种效果