public Entity NewLineFactory(object item)
{
QuoteDetail newLine = new QuoteDetail();
jQuery.Extend(newLine, item);
newLine.LineItemNumber = Lines.GetPagingInfo().TotalRows + 1;
newLine.QuoteId = new EntityReference(new Guid(GetQuoteId()), "quote", null);
newLine.TransactionCurrencyId = new EntityReference(new Guid(_transactionCurrencyId), "transactioncurrency", "");
return(newLine);
}