ajax读数据（1)

JScript code
var txtID = document.getElementById("textbox_IDno").value
var x=new ActiveXObject("Microsoft.XMLHTTP");
x.open("post","Default.aspx?IDno="+txtID,false);
x.send(null);
if (x.status == 200)
{//返回成功
   document.getElementById("textbox_Name").value = x.responseText;
}

aspx.cs:

C# codeprotected void Page_Load(object sender, EventArgs e)
{
   if(Request["IDno"]!= null)
     {
        string sql = "select x....."
        //取出你的结果,我就不写了
          ....
         ......
         Response.Write(取出的Name);
         Response.End();
     }
}