JavaScript 调用sharepoint内置webservice 更新item

function UpdateListItem()
 {

  var listName="End User Computing List";
  var a = new ActiveXObject("Microsoft.XMLHTTP");
  if(a == null) return 'error';
  
  var ID=GetQueryString('ID');
  var ddlEvaluation = document.getElementById('ctl00_m_g_959a3f9b_4c02_4c3a_b885_dae28c14a9a8_ff15_1_ctl00_DropDownChoice'); 
     
     var ddl1 = document.getElementById('ctl00_m_g_959a3f9b_4c02_4c3a_b885_dae28c14a9a8_ff17_1_ctl00_DropDownChoice'); 
     var ddl2 = document.getElementById('ctl00_m_g_959a3f9b_4c02_4c3a_b885_dae28c14a9a8_ff18_1_ctl00_DropDownChoice'); 
     var ddl3 = document.getElementById('ctl00_m_g_959a3f9b_4c02_4c3a_b885_dae28c14a9a8_ff19_1_ctl00_DropDownChoice'); 
     var ddl4 = document.getElementById('ctl00_m_g_959a3f9b_4c02_4c3a_b885_dae28c14a9a8_ff20_1_ctl00_DropDownChoice'); 
     var ddl5 = document.getElementById('ctl00_m_g_959a3f9b_4c02_4c3a_b885_dae28c14a9a8_ff21_1_ctl00_DropDownChoice'); 
     var ddl6 = document.getElementById('ctl00_m_g_959a3f9b_4c02_4c3a_b885_dae28c14a9a8_ff22_1_ctl00_DropDownChoice');  
     
     var ddlTechType = document.getElementById('ctl00_m_g_959a3f9b_4c02_4c3a_b885_dae28c14a9a8_ff16_1_ctl00_DropDownChoice');
     var txtTechType = document.getElementById('ctl00_m_g_959a3f9b_4c02_4c3a_b885_dae28c14a9a8_ff23_1_ctl00_ctl00_TextField');

       
  a.Open("POST","http://cntsnapp102.zone1.scb.net:2020/_vti_bin/lists.asmx", false);
  a.setRequestHeader("Content-Type", "text/xml; charset=utf-8");
  a.setRequestHeader("SOAPAction", "http://schemas.microsoft.com/sharepoint/soap/UpdateListItems");
  var d = '<soap:Envelope xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/">'
        + '<soap:Body>'
        + '<UpdateListItems xmlns="http://schemas.microsoft.com/sharepoint/soap/">'
        + '<listName>' + listName + '</listName>'
        + '<updates><Batch OnError="Continue" ListVersion="1">'
        + '<Method ID="1" Cmd="Update">'
        + '<Field Name="ID">' + ID+ '</Field>'
        + '<Field Name="Criticality_x0020_Evaluation">' + ddlEvaluation.value+ '</Field>'
        + '<Field Name="Biz_x0020_Use">' + ddl1.value+ '</Field>'
        + '<Field Name="Biz_x0020_Use2">' + ddl2.value+ '</Field>'
        + '<Field Name="Biz_x0020_Use3">' + ddl3.value+ '</Field>'
        + '<Field Name="Biz_x0020_Use4">' + ddl4.value+ '</Field>'
        + '<Field Name="Biz_x0020_Use5">' + ddl5.value+ '</Field>'
        + '<Field Name="Biz_x0020_Use6">' + ddl6.value+ '</Field>'
        + '<Field Name="Tech_x0020_Type">' + ddlTechType.value+ '</Field>'
        + '<Field Name="Tech_x0020_Type_x0020_Text">' + txtTechType.value+ '</Field>'
        + '</Method>'
        + '</Batch></updates>'
        + '</UpdateListItems>'
        + '</soap:Body>'
        + '</soap:Envelope>'; 
   a.Send(d);
   
 }

转自：http://www.cnblogs.com/catvi/archive/2011/05/27/2059607.html