How to write code in JavaScript for an entity quote in MS CRM 2011 or 4.0

var managerguid='nomanager';
var rolesDiscountvalue=0,quotediscountvalue=0;
function QuoteOnLoad()
{
    if(crmForm.FormType==2)//form updated
    {
            if(!CurrentandQuoteUsersareEqual())
            {
//alert('update form');
                Xrm.Page.ui.controls.get("discountpercentage").setDisabled(true);
                Xrm.Page.ui.controls.get("discountamount").setDisabled(true);
                Xrm.Page.ui.controls.get("freightamount").setDisabled(true);
                /*Hide Activate quote button*/
                HideRibbonButton("quote|NoRelationship|Form|Mscrm.Form.quote.ActivateQuote-Large");
            }
            quotediscountvalue=Xrm.Page.data.entity.attributes.get("discountpercentage").getValue();            if(quotediscountvalue == null || quotediscountvalue == 0)
            {
                disablecustomdiscount(true);//disable fields               
            }
    }
}

function Enablecustomdiscount(boolvalue)
{
    Xrm.Page.ui.controls.get("new_approvaldiscount").setDisabled(boolvalue);
    Xrm.Page.ui.controls.get("new_reasonfordiscountap").setDisabled(boolvalue);
    Xrm.Page.ui.controls.get("new_approvaldiscountamount").setDisabled(boolvalue);   
}

function disablecustomdiscount(boolvalue)
{
    Xrm.Page.ui.controls.get("new_approvaldiscount").setDisabled(boolvalue);
    Xrm.Page.ui.controls.get("new_reasonfordiscountrequest").setDisabled(boolvalue);
    Xrm.Page.ui.controls.get("new_reasonfordiscountap").setDisabled(boolvalue);
    Xrm.Page.ui.controls.get("new_approvaldiscountamount").setDisabled(boolvalue);   
}

function CurrentandQuoteUsersareEqual()
{
    var LoggedInUserGUID = Xrm.Page.context.getUserId();
    var QuoteOwnerGUID = Xrm.Page.data.entity.attributes.get("ownerid").getValue()[0].id;
    if(GuidsAreEqual(LoggedInUserGUID,QuoteOwnerGUID))// if both are equal
    {
        return true;
    }
    else
    {
        return false;
    }
}

function QuoteDiscountOnChange()
{
//alert('QuoteDiscountOnChange');
//debugger;
   quotediscountvalue=Xrm.Page.data.entity.attributes.get("discountpercentage").getValue();     
   rolesDiscountvalue=GetCurrentUserRoleDiscountValue();
   if(rolesDiscountvalue>=quotediscountvalue)
   {
//alert('1');
       //Valid discount value  (Enable Approve and Reject Discount Button)
        if(CurrentandQuoteUsersareEqual())
        {
            disablecustomdiscount(true);//disable fields
        }
        else if(!CurrentandQuoteUsersareEqual() && (Xrm.Page.data.entity.attributes.get("new_approvalstatus").getValue()=='Pending' || Xrm.Page.data.entity.attributes.get("new_approvalstatus").getValue()=='Rejected'))
        {
//alert('11');
            /*Hide Activate quote button*/
            HideRibbonButton("quote|NoRelationship|Form|Mscrm.Form.quote.ActivateQuote-Large");
                                                                Enablecustomdiscount(false);
                                                                Xrm.Page.ui.controls.get("new_reasonfordiscountrequest").setDisabled(true);
        }
        return false;//disable
   }
   else if(rolesDiscountvalue<quotediscountvalue && Xrm.Page.data.entity.attributes.get("new_approvalstatus").getValue()==null)
   {
//alert('2');
        //InValid discount value  (Enable Approve and Reject Discount Button)
        alert('Your quote discounted % is more then that specified discount for you! If you required this % please save the quote and click seek for discount.');
/*Hide Activate quote button*/
        HideRibbonButton("quote|NoRelationship|Form|Mscrm.Form.quote.ActivateQuote-Large");
        Xrm.Page.ui.controls.get("new_reasonfordiscountap").setDisabled(true);
        return true;//enable
   }
   else if(rolesDiscountvalue<quotediscountvalue && Xrm.Page.data.entity.attributes.get("new_approvalstatus").getValue()=='Pending')
   {
//alert('3');
       //Invalid discount value (Disable Approve and Reject Discount Button)
/*Hide Activate quote button*/
        HideRibbonButton("quote|NoRelationship|Form|Mscrm.Form.quote.ActivateQuote-Large");
       disablecustomdiscount(true);//disable fields
        return false;//disable
   }
   else if(Xrm.Page.data.entity.attributes.get("new_approvalstatus").getValue()=='Approved')
   {
//alert('4');
       //Invalid discount value (Disable Approve and Reject Discount Button)       
        return false;//disable
   }
   else
   {
//alert('5');

        return true;//enable
   }  
}

function CustomRuleForApproveReject()
{
//debugger;
//alert('CustomRuleForApproveReject');
   if(Xrm.Page.data.entity.attributes.get("new_approvalstatus").getValue()=='Pending')
   {
//alert('-1');
        /*Hide Activate quote button*/
         HideRibbonButton("quote|NoRelationship|Form|Mscrm.Form.quote.ActivateQuote-Large");
                     var LoggedInUserGUID = Xrm.Page.context.getUserId();
                     var QuoteOwnerGUID = Xrm.Page.data.entity.attributes.get("ownerid").getValue()[0].id;
    if(GuidsAreEqual(LoggedInUserGUID,QuoteOwnerGUID))// if both are equal
    {
//alert('-11');
                          return false;//disable
    }
    else
    {
//alert('-12');
        return true;//enable
    }

   }
   else if(Xrm.Page.data.entity.attributes.get("new_approvalstatus").getValue()=='Approved')
   {
//alert('-2');
                                           if(!CurrentandQuoteUsersareEqual())
        {
            /*Hide Activate quote button*/
            HideRibbonButton("quote|NoRelationship|Form|Mscrm.Form.quote.ActivateQuote-Large");
        }
        else
        {
            /*Show Activate quote button*/
            ShowRibbonButton("quote|NoRelationship|Form|Mscrm.Form.quote.ActivateQuote-Large");           
        }
        Xrm.Page.data.entity.attributes.get("discountpercentage").setValue(Xrm.Page.data.entity.attributes.get("new_approvaldiscount").getValue());
        Xrm.Page.getAttribute("discountpercentage").setSubmitMode("always");
        return false;//disable
   }
   else
   {
//alert('-3');
        quotediscountvalue=Xrm.Page.data.entity.attributes.get("discountpercentage").getValue();     
        rolesDiscountvalue=GetCurrentUserRoleDiscountValue();
        if(CurrentandQuoteUsersareEqual() && quotediscountvalue>rolesDiscountvalue)
        {
//alert('-31');
                                                                 Enablecustomdiscount(true);
                                                                 Xrm.Page.ui.controls.get("new_reasonfordiscountrequest").setDisabled(false);
            /*Hide Activate quote button*/
            HideRibbonButton("quote|NoRelationship|Form|Mscrm.Form.quote.ActivateQuote-Large");
        }
       return false;//disable
   }  
}

function HideRibbonButton(nameOfButton)
{
    if (window.top.document.getElementById(nameOfButton) != null){
        window.top.document.getElementById(nameOfButton).style.display='none';
    }
}

function ShowRibbonButton(nameOfButton)
{
    if (window.top.document.getElementById(nameOfButton) != null){
        window.top.document.getElementById(nameOfButton).style.display='block';
    }
}

function seekapprovalfordiscount()
{
    var _return = window.confirm('Are you sure you want to seek approval?');
    if(_return)
    {
        if(Xrm.Page.data.entity.attributes.get("new_reasonfordiscountrequest").getValue()== null)
        {
             alert('Plese Specify reason for quote discount request.');
             Xrm.Page.ui.controls.get("new_reasonfordiscountrequest").setFocus();
             //event.returnValue = false;
        }
        else
        {              
            if(Xrm.Page.data.entity.attributes.get("new_approvalstatus").getValue()!='Pending')
            {
                Xrm.Page.data.entity.attributes.get("new_approvalstatus").setValue("Pending");
                Xrm.Page.getAttribute("new_approvalstatus").setSubmitMode("always");
                //Create Discount Approval Task
                                                                                      CreateQuoteApprovalTask();
                                                                                      Xrm.Page.getAttribute("new_reasonfordiscountrequest").setSubmitMode("always");
                                                                                      Xrm.Page.data.entity.save();
                alert('The quote discount request Escalated for approval');
            }
        }         
    }       
 }

function approvediscountrequest()
{
      var userName;
    var _return = window.confirm('Are you sure you want to approved the discount?');
    if(_return)
    {
          if(Xrm.Page.data.entity.attributes.get("new_reasonfordiscountap").getValue() == null)
          {
            alert('Plese Specify reason for discount Approval.');
            Xrm.Page.ui.controls.get("new_reasonfordiscountap").setFocus();
            //event.returnValue = false;
          }
          else
          {
            if(Xrm.Page.data.entity.attributes.get("new_approvaldiscount").getValue()!=null)
            {
                Xrm.Page.data.entity.attributes.get("new_approvalstatus").setValue("Approved");
                Xrm.Page.getAttribute("new_approvalstatus").setSubmitMode("always");
                var UserGUID = Xrm.Page.context.getUserId();
                var resultXml=WSRetrieveMultipleByCondition("systemuser","fullname","systemuserid",UserGUID);
                var buNodes = resultXml.selectNodes("//BusinessEntity/q1:fullname");
                var NodeExist = buNodes.length;
                if (NodeExist >=1)
                {
                //alert('user Name - ' + buNodes[0].text);
                userName= buNodes[0].text;
                }
                SetLookupValue("new_quoteapprovedbyid",UserGUID,userName,"systemuser");
                closeOpenTask();
                Xrm.Page.data.entity.save();   
                alert('The quote discount request approved');
          }
          else
          {
            alert('Please specify Approval Discount Percent value or amount.');
          }
        }
    }                   
 }

function rejectdiscountrequest()
{
    var userName='';
    var _return = window.confirm('Are you sure you want to reject the discount?');
    if(_return)
    {
          if(Xrm.Page.data.entity.attributes.get("new_reasonfordiscountap").getValue() == null)
          {
            alert('Plese Specify reason for discount rejection.');
            Xrm.Page.ui.controls.get("new_reasonfordiscountap").setFocus();
            //event.returnValue = false;
          }
          else
          {
        Xrm.Page.data.entity.attributes.get("new_approvalstatus").setValue("Rejected");
        Xrm.Page.getAttribute("new_approvalstatus").setSubmitMode("always");
        var UserGUID = Xrm.Page.context.getUserId();
                                          var resultXml=WSRetrieveMultipleByCondition("systemuser","fullname","systemuserid",UserGUID);
var buNodes = resultXml.selectNodes("//BusinessEntity/q1:fullname");
            var NodeExist = buNodes.length;
if (NodeExist >=1)
            {
                //alert('user Name - ' + buNodes[0].text);
                userName= buNodes[0].text;
            }
SetLookupValue("new_quoterejectedbyid",UserGUID,userName,"systemuser");
closeOpenTask();
            Xrm.Page.data.entity.save();
        alert('The quote discount request rejected');
          }
    }
 }

function GetCurrentUserRoleDiscountValue()
 {
    //Get Current User Roles RoleID
    var currentUserRoles = Xrm.Page.context.getUserRoles();
    var Discount=0;
    for (var i = 0; i < currentUserRoles.length; i++) {
        var userRole = currentUserRoles[i];
        var resultXml=WSRetrieveMultipleByCondition("new_rolediscount","new_maximumdiscount","new_securityroleid",userRole);
        var buNodes = resultXml.selectNodes("//BusinessEntity/q1:new_maximumdiscount");
        var NodeExist = buNodes.length;
        if (NodeExist >=1)
        {
            //alert('Discounted percentage - ' + buNodes[0].text);
            Discount= buNodes[0].text;           
            break;
        }
    }
    return Discount;
}

function ExecuteQuery(RoleId)
 {
    var serverUrl = "http://" + window.location.host + "/" + Xrm.Page.context.getOrgUniqueName();
// Creating the Odata Endpoint
    var oDataPath = serverUrl + "/XRMServices/2011/OrganizationData.svc";
    var retrieveReq = new XMLHttpRequest();
    var Odata = oDataPath + "/new_rolediscountSet?$select=new_maximumdiscount&$filter=new_securityroleid eq guid'" + RoleId + "'";
    retrieveReq.open("GET", Odata, false,"raman.goswami","globaL7&");
    retrieveReq.setRequestHeader("Accept", "application/json");
    retrieveReq.setRequestHeader("Content-Type", "application/json; charset=utf-8");
    retrieveReq.send();
    //retrieveReq.onreadystatechange = function () { retrieveReqCallBack(this); };
     if (retrieveReq.readyState == 4) {
        var retrieved = this.parent.JSON.parse(retrieveReq.responseText).d;
        var EmailAddress = retrieved.results[0].new_maximumdiscount;
        //alert(EmailAddress);
     }


   // var oDataEndpointUrl = "https://net2011.4crm.in:444/net2011/XRMServices/2011/OrganizationData.svc/";
 }


function retrieveReqCallBack(retrieveReq) {
    if (retrieveReq.readyState == 4) {
        var retrieved = this.parent.JSON.parse(retrieveReq.responseText).d;
        var EmailAddress = retrieved.results[0].new_maximumdiscount;
        //alert(EmailAddress);
     }
}

function WSRetrieveMultipleByCondition(crmEntity, resultAttribute, queryAttribute, queryValue) {
var resultXml;
var oXMLSoapMsg = ""+
"" xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance'"+
" xmlns:xsd='http://www.w3.org/2001/XMLSchema'>"+
GenerateAuthenticationHeader().toString()+
""+
""+
"" xsi:type='q1:QueryExpression'>"+
""+crmEntity+""+
""+
""+
""+resultAttribute+""+
""+
""+
""+
""+
""+
""+
""+
""+queryAttribute+""+
""+
""+
""+queryValue+""+
""+
""+
""+
""+
""+
""+
""+
"";
var oXMLHTTPReq = new ActiveXObject("Msxml2.XMLHTTP");
oXMLHTTPReq.Open("POST", "/mscrmservices/2007/CrmService.asmx", false);
oXMLHTTPReq.setRequestHeader("SOAPAction","http://schemas.microsoft.com/crm/2007/WebServices/RetrieveMultiple");
oXMLHTTPReq.setRequestHeader("Content-Type", "text/xml; charset=utf-8");
oXMLHTTPReq.setRequestHeader("Content-Length", oXMLSoapMsg.length);
oXMLHTTPReq.send(oXMLSoapMsg);
resultXml = oXMLHTTPReq.responseXML;

var errorCount = resultXml.selectNodes('//error').length;
if (errorCount != 0){
var msg = resultXml.selectSingleNode('//description').nodeTypedValue;
alert(msg);
}
else{
    return resultXml;
}
}

function SetLookupValue(fieldName,id,name,entityType)
{
    if(fieldName != null)
    {
        var lookupValue = new Array();
        lookupValue[0] = new Object();
        lookupValue[0].id = id;
        lookupValue[0].name = name;
        lookupValue[0].entityType = entityType;
        Xrm.Page.getAttribute(fieldName).setValue(lookupValue);
        Xrm.Page.getAttribute(fieldName).setSubmitMode("always");  // Need Changes
    }
}

function GuidsAreEqual(guid1, guid2) {
    var isEqual = false;

    if (guid1 == null || guid2 == null) {
        isEqual = false;
    } else {
        isEqual = guid1.replace(/[{}]/g, "").toLowerCase() == guid2.replace(/[{}]/g, "").toLowerCase();
    }

    return isEqual;
}

function CreateQuoteApprovalTask()
{
//debugger;
    var LoggedInUserGUID = Xrm.Page.context.getUserId();
    var QuoteOwnerGUID = Xrm.Page.data.entity.attributes.get("ownerid").getValue()[0].id;
    quotediscountvalue=Xrm.Page.data.entity.attributes.get("discountpercentage").getValue();
    GetTaskManagerID(LoggedInUserGUID,quotediscountvalue);
                     if(managerguid!=null)
    {
        CreateSeekTask(managerguid,LoggedInUserGUID);
    }
}

function GetTaskManagerID(LoggedInUserGUID,qtdiscountvalue)
{
    var managerid=GetManagerId(LoggedInUserGUID);
    if(managerid!='')
    {
        //Get User Roles RoleID
        var resultXml = GetUserRoles(managerid);
        var NameNodes = resultXml.selectNodes("//BusinessEntity/q1:roleid");
        if(NameNodes.length > 0)
        {
            for( i = 0; i < NameNodes.length; i++)
            {
                var roleid = NameNodes[i].text;
                var resultXmlRoleDiscount=WSRetrieveMultipleByCondition("new_rolediscount","new_maximumdiscount","new_securityroleid",roleid);
                var buNodes = resultXmlRoleDiscount.selectNodes("//BusinessEntity/q1:new_maximumdiscount");
                var NodeExist = buNodes.length;
                if (NodeExist >=1)
                {
                    var Discount= buNodes[0].text;
                    if(qtdiscountvalue<=Discount)
                    {
                        managerguid = managerid;
                        break;
                    }
                    else
                    {
                        GetTaskManagerID(managerid,qtdiscountvalue);
                    }               
                }
            }
        }
    }
                     else
    {
        managerguid ='nomanager';
    }
}

function GetManagerId(LoggedInUserGUID)
{
    var managerid='';
    var resultXmlsystemuser=WSRetrieveMultipleByCondition("systemuser","parentsystemuserid","systemuserid",LoggedInUserGUID);
    var buNodessystemuser = resultXmlsystemuser.selectNodes("//BusinessEntity/q1:parentsystemuserid");
    var NodeExistsystemuser = buNodessystemuser.length;
    if (NodeExistsystemuser >=1)
    {
        //alert('Manager Id - ' + buNodessystemuser[0].text);
        managerid= buNodessystemuser[0].text;
    }
    return managerid;
}

function GetUserRoles(EqualUserId) 
{ 
 var xml = ""+
"" xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance'"+
" xmlns:xsd='http://www.w3.org/2001/XMLSchema'>"+
GenerateAuthenticationHeader().toString()+  
 " <soap:Body>" + 
 " <RetrieveMultiple xmlns=\"http://schemas.microsoft.com/crm/2007/WebServices\">" + 
 " <query xmlns:q1=\"http://schemas.microsoft.com/crm/2006/Query\" xsi:type=\"q1:QueryExpression\">" + 
 " <q1:EntityName>role

" + 
 " <q1:ColumnSet xsi:type=\"q1:ColumnSet\">" + 
 " <q1:Attributes>" + 
 " <q1:Attribute>name" + 
 " <q1:Attribute>roleid" +
 " " + 
 " " + 
 " <q1:Distinct>false" + 
 " <q1:LinkEntities>" + 
 " <q1:LinkEntity>" + 
 " <q1:LinkFromAttributeName>roleid" + 
 " <q1:LinkFromEntityName>role" + 
 " <q1:LinkToEntityName>systemuserroles" + 
 " <q1:LinkToAttributeName>roleid" + 
 " <q1:JoinOperator>Inner" + 
 " <q1:LinkEntities>" + 
 " <q1:LinkEntity>" + 
 " <q1:LinkFromAttributeName>systemuserid" + 
 " <q1:LinkFromEntityName>systemuserroles" + 
 " <q1:LinkToEntityName>systemuser" + 
 " <q1:LinkToAttributeName>systemuserid" + 
 " <q1:JoinOperator>Inner" + 
 " <q1:LinkCriteria>" + 
 " <q1:FilterOperator>And" + 
 " <q1:Conditions>" + 
 " <q1:Condition>" + 
 " <q1:AttributeName>systemuserid" + 
  " <q1:Operator>Equal" +
 ""+
 ""+EqualUserId+""+
 ""+ 
 " " + 
 " " + 
 " " + 
 " " + 
 " " + 
 " " + 
 " " +
 " " + 
 " " + 
 " " + 
 "" + 
 ""; 
 
 var xmlHttpRequest = new ActiveXObject("Msxml2.XMLHTTP"); 
 
 xmlHttpRequest.Open("POST", "/mscrmservices/2007/CrmService.asmx", false); 
 xmlHttpRequest.setRequestHeader("SOAPAction"," http://schemas.microsoft.com/crm/2007/WebServices/RetrieveMultiple"); 
 xmlHttpRequest.setRequestHeader("Content-Type", "text/xml; charset=utf-8"); 
 xmlHttpRequest.setRequestHeader("Content-Length", xml.length); 
 xmlHttpRequest.send(xml); 
 
 var resultXml = xmlHttpRequest.responseXML; 
 var errorCount = resultXml.selectNodes('//error').length;
if (errorCount != 0){
var msg = resultXml.selectSingleNode('//description').nodeTypedValue;
alert(msg);
}
else{
    return resultXml;
}
}

function CreateSeekTask(MangerID,CreatedByID)
{
//debugger;
var CurrentQuoteID = Xrm.Page.data.entity.attributes.get("quotenumber").getValue();
    var attributesandvalues="subject|Discount Approval Request for "+ CurrentQuoteID + ",regardingobjectid|"+Xrm.Page.data.entity.getId()+",statecode|Open";
    var returnXML=WSRetrieveMultipleByMultipleCondition("task","activityid",attributesandvalues);
    var nodecount = returnXML.selectNodes("//BusinessEntity/q1:activityid");
    if(nodecount.length==0)
    {   
    var xml = ""+
"" xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance'"+
" xmlns:xsd='http://www.w3.org/2001/XMLSchema'>"+
GenerateAuthenticationHeader().toString()+ 
    "  <soap:Body>" +
    "    <Create xmlns=\"http://schemas.microsoft.com/crm/2007/WebServices\">" +
    "      <entity xsi:type=\"task\">" +
    "        <description>Your Discount Approval is Required for the Quote "+ CurrentQuoteID + "" +
    "        <ownerid>" + MangerID + "" +
    "        <regardingobjectid type=\"quote\">" + Xrm.Page.data.entity.getId() + "" +
    "         <subject>Discount Approval Request for "+ CurrentQuoteID + "" +
    "         <createdby>" + CreatedByID + "" +
    "      " +
    "    " +
    "  " +
    "" +
    "";

    var xmlHttpRequest = new ActiveXObject("Msxml2.XMLHTTP");

    xmlHttpRequest.Open("POST", "/mscrmservices/2007/CrmService.asmx", false);
    xmlHttpRequest.setRequestHeader("SOAPAction","http://schemas.microsoft.com/crm/2007/WebServices/Create");
    xmlHttpRequest.setRequestHeader("Content-Type", "text/xml; charset=utf-8");
    xmlHttpRequest.setRequestHeader("Content-Length", xml.length);
    xmlHttpRequest.send(xml);

    var resultXml = xmlHttpRequest.responseXML;
}
}

function GenerateQuoteDiscountValuePercent()
{
    var valueinpercent=0;
    var discountamount=Xrm.Page.data.entity.attributes.get("discountamount").getValue();
                     if(discountamount!=null)
                     {
        var totallineitemamount=Xrm.Page.data.entity.attributes.get("totallineitemamount").getValue();
        valueinpercent=    (discountamount/totallineitemamount)*100;
        Xrm.Page.data.entity.attributes.get("discountpercentage").setValue(valueinpercent);
        Xrm.Page.getAttribute("discountpercentage").setSubmitMode("always");
   
        Xrm.Page.data.entity.attributes.get("discountamount").setValue(0);
        Xrm.Page.getAttribute("discountamount").setSubmitMode("always");
                      }
}

function GenerateQuoteDiscountValuePercentbyManager()
{
var valueinpercent=0;
    var approvaldiscountamount=Xrm.Page.data.entity.attributes.get("new_approvaldiscountamount").getValue();
    if(approvaldiscountamount!=null)
    {
        rolesDiscountvalue=GetCurrentUserRoleDiscountValue();   
        var totallineitemamount=Xrm.Page.data.entity.attributes.get("totallineitemamount").getValue();
        valueinpercent=    (approvaldiscountamount/totallineitemamount)*100;
        if(valueinpercent<=rolesDiscountvalue)
        {
            Xrm.Page.data.entity.attributes.get("new_approvaldiscount").setValue(valueinpercent);
            Xrm.Page.getAttribute("new_approvaldiscount").setSubmitMode("always");
           
            Xrm.Page.data.entity.attributes.get("new_approvaldiscountamount").setValue(0);
            Xrm.Page.getAttribute("new_approvaldiscountamount").setSubmitMode("always");
        }
        else
        {
            alert('Your quote discounted amount is more then that specified discount for you!');
            //event.returnValue=false;
        }
    }
}

function WSRetrieveMultipleByMultipleCondition(crmEntity, resultAttribute, queryAttributeandValue) {
var resultXml,arrayqueryAttribute,xmlAttributeandValue;
arrayqueryAttribute = queryAttributeandValue.split(",");
    for (var i = 0; i < arrayqueryAttribute.length; i++) {
        var Attribute,Value,arrayAttributeandValue;
        AttributeandValue=arrayqueryAttribute[i].split("|");
        Attribute=AttributeandValue[0];
        Value=AttributeandValue[1];       
        xmlAttributeandValue +=""+
        ""+Attribute+""+
        ""+
        ""+
        ""+Value+""+
        ""+
        ""
    }
   
var oXMLSoapMsg = ""+
"" xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance'"+
" xmlns:xsd='http://www.w3.org/2001/XMLSchema'>"+
GenerateAuthenticationHeader().toString()+
""+
""+
"" xsi:type='q1:QueryExpression'>"+
""+crmEntity+""+
""+
""+
""+resultAttribute+""+
""+
""+
""+
""+
""+
""+
xmlAttributeandValue +
""+
""+
""+
""+
""+
"";
var oXMLHTTPReq = new ActiveXObject("Msxml2.XMLHTTP");
oXMLHTTPReq.Open("POST", "/mscrmservices/2007/CrmService.asmx", false);
oXMLHTTPReq.setRequestHeader("SOAPAction","http://schemas.microsoft.com/crm/2007/WebServices/RetrieveMultiple");
oXMLHTTPReq.setRequestHeader("Content-Type", "text/xml; charset=utf-8");
oXMLHTTPReq.setRequestHeader("Content-Length", oXMLSoapMsg.length);
oXMLHTTPReq.send(oXMLSoapMsg);
resultXml = oXMLHTTPReq.responseXML;

var errorCount = resultXml.selectNodes('//error').length;
if (errorCount != 0){
var msg = resultXml.selectSingleNode('//description').nodeTypedValue;
alert(msg);
}
else{
    return resultXml;
}
}

function closeOpenTask()
{
debugger;
    var CurrentQuoteID = Xrm.Page.data.entity.attributes.get("quotenumber").getValue();
    var currentuserid=Xrm.Page.context.getUserId();
    var attributesandvalues="subject|Discount Approval Request for "+ CurrentQuoteID + ",regardingobjectid|"+Xrm.Page.data.entity.getId()+",statecode|Open,ownerid|"+currentuserid+"";
    var returnXML=WSRetrieveMultipleByMultipleCondition("task","activityid",attributesandvalues);
    var nodecount = returnXML.selectNodes("//BusinessEntity/q1:activityid");
    if(nodecount.length!=0)
    {
        //close the task
        for (var i = 0; i < nodecount.length; i++)
        {
            var taskid= nodecount[i].text;
            SetStateTaskRequest(taskid);
            //SetLookupValue("modifiedby",currentuserid,ModifiedBy,"systemuser");
        }
    }
}

function SetStateTaskRequest(taskid)
{
var xml = ""+
"" xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance'"+
" xmlns:xsd='http://www.w3.org/2001/XMLSchema'>"+
GenerateAuthenticationHeader().toString()+
"  <soap:Body>" +
"    <Execute xmlns=\"http://schemas.microsoft.com/crm/2007/WebServices\">" +
"      <Request xsi:type=\"SetStateTaskRequest\">" +
"        <EntityId>" + taskid + "" +
"        <TaskState>Completed" +
"        <TaskStatus>-1" +
"      " +
"    " +
"  " +
"" +
"";

var xmlHttpRequest = new ActiveXObject("Msxml2.XMLHTTP");

xmlHttpRequest.Open("POST", "/mscrmservices/2007/CrmService.asmx", false);
xmlHttpRequest.setRequestHeader("SOAPAction","http://schemas.microsoft.com/crm/2007/WebServices/Execute");
xmlHttpRequest.setRequestHeader("Content-Type", "text/xml; charset=utf-8");
xmlHttpRequest.setRequestHeader("Content-Length", xml.length);
xmlHttpRequest.send(xml);

var resultXml = xmlHttpRequest.responseXML;
alert(resultXml.xml);

}