| 范文 | <script language="javascript">
 var req;
 function test()
 { var id;
 id = document.form.a.value;
 url="show.asp?id="+id;
 req = new ActiveXObject('Microsoft.XMLHTTP');//创建对象
 req.open('get',url,true);
 req.onreadystatechange=callback;//Callback是函数
 req.send(null);//即时返回(调了马上就返回)异步
 }
 function callback()
 { var state = req.readyState ;
 if(state==4)
 {
 var data = req.responseText;
 fillinfo(data);
 }
 }
 function fillinfo(Message)
 {
 var divname = document.getElementById("info");
 divname.innerHTML = Message;
 }
 </script>
 <body>
 <form name="form">
 <input type="text" name="a" id="a" /><input type="button" onclick="test()" value="确定" />
 </form>
 <div id="info"></div>
 |