function OnLoad()
{

}

function OnCustomerChange()
{
   if (crmForm.all.customerid.DataValue == null)
      return;

   if (crmForm.all.customerid.DataValue.length == 0)
      return;

   var customer = crmForm.all.customerid.DataValue[0];

   if (customer.type != 1)	// account
      return;

   SetCurrencyAndPriceListFromAccount(customer.id);
}

function SetCurrencyAndPriceListFromAccount(accountId)
{
    var _oService;
    var _sOrgName = "";
    var _sServerUrl = Xrm.Page.context.getServerUrl();
    var sFetch =
"<fetch mapping='logical'>" +
"<entity name='account'>" +
"<attribute name='defaultpricelevelid'/>" +
"<attribute name='transactioncurrencyid'/>" +
"<filter type='and'>" +
"<condition attribute='accountid' operator='eq' value='" + accountId + "'/>" +
"</filter>" + 
"</entity>" + 
"</fetch>";
 
    _oService = new FetchUtil(_sOrgName, _sServerUrl);
    var res = _oService.Fetch(sFetch);

   SetLookupValue(crmForm.all.pricelevelid, 
		'pricelevel', 
		res[0].attributes["defaultpricelevelid"].guid,
		res[0].attributes["defaultpricelevelid"].name);

   SetLookupValue(crmForm.all.transactioncurrencyid, 
		'transactioncurrency', 
		res[0].attributes["transactioncurrencyid"].guid,
		res[0].attributes["transactioncurrencyid"].name);
}

function SetLookupValue(Control, TypeName, Id, Text) 
{
   var lookupData = new Array();
   var lookupItem = new Object();
   lookupItem.id = Id;
   lookupItem.typename = TypeName;
   lookupItem.name = Text;
   lookupData[0] = lookupItem;

   Control.DataValue = lookupData;
}