通过XML数据进行异步提交并对XML数据进行处理

var divSelectMark;
var flag = 0;

function showSelectMark(id)
{
var strFormApproveID = id.substring(3,id.length);
//alert(strFormApproveID);
divSelectMark = document.getElementById("divMark"+strFormApproveID);

if(document.getElementById(id) == null )
{
  return;
}
flag = 1;
//if(divSelectMark.style.visibility == "hidden")
//{
  divSelectMark.style.visibility = "visible";
  var distance = document.getElementById("contentList").getBoundingClientRect().bottom-document.getElementById(id).getBoundingClientRect().bottom
  if(distance<100)
  {
   divSelectMark.style.top = document.getElementById(id).getBoundingClientRect().top-100;
  }
  else
   divSelectMark.style.top = document.getElementById(id).getBoundingClientRect().bottom;
  divSelectMark.style.left = document.getElementById(id).getBoundingClientRect().left;

/*}
else
{
  hideSelectMark();
}*/

}

function hideSelectMark()
{
if(flag!=0)
divSelectMark.style.visibility = "hidden";
}

    }
    catch (e) {
        // Firefox, Opera 8.0+, Safari
        try {
            xmlhttp = new XMLHttpRequest();
        }
        catch (e) {
        }
    }

try
{
     xmlDoc = new ActiveXObject("Microsoft.XMLDom");
}
catch(e){
     try{
        xmlDoc = document.implementation.createDocument("", "", null);

                    Document.prototype.loadXML = function(sXml) {
                        var oParser = new DOMParser();
                        var _xmlDom = oParser.parseFromString(sXml, "text/xml");

                        while (this.firstChild) {
                            this.removeChild(this.firstChild);
                        }

                        for (var i = 0; i < _xmlDom.childNodes.length; i++) {
                            var oNewNode = this.importNode(_xmlDom.childNodes[i], true);
                            this.appendChild(oNewNode);
                        }
                    }
                    Element.prototype.__defineGetter__("text", function() { return this.textContent; });
     }
     catch(e){
     }
}

xmlDoc.async = false;
xmlDoc.loadXML(strData);

xmlhttp.open("POST", "Module/SelectMark.aspx", false);
xmlhttp.send(xmlDoc);

}
     </script>

接收处理XML数据

protected void Page_Load(object sender, EventArgs e)
        {
            if (!this.IsPostBack)
            {
                 XmlDocument xmldoc = new XmlDocument();
                 xmldoc.Load(Request.InputStream);
                 string xmlcontent = xmldoc.InnerXml;

                 #region xml格式
                 //var strData = "<Data>";
                 //strData = strData + "<FormApproveID>" + strFormApproveID + "</FormApproveID>";
                 //strData = strData + "<NewMark>" + newflag + "</NewMark>";
                 //strData = strData + "</Data>";
                 #endregion

                 string formApproveID = GetNodeValue(xmldoc, "Data/FormApproveID");
                 string newMark = GetNodeValue(xmldoc, "Data/NewMark");
                 if (!string.IsNullOrEmpty(formApproveID) && !string.IsNullOrEmpty(newMark))
                 {
                     BLL.BPMFormManager.UpdteFormMark(formApproveID, int.Parse(newMark),this.Passport);
                 }
            }
        }

        private static XmlNode GetNode(XmlDocument doc, string strXPath)
        {
            return doc.DocumentElement.SelectSingleNode(strXPath);
        }
        private static string GetNodeValue(XmlDocument doc, string strXPath)
        {
            XmlNode node = doc.SelectSingleNode(strXPath);
            if (node != null)
            {
                return node.InnerText;
            }
            return String.Empty;
        }