private bool SaveQuotation()
{
bool saveReault = false;
Quotation quo = new Quotation();
quo.Pricingcode = txtpricingcode.Text.Trim();
if (quo.DocumentNoExist())
{
JScript.Alert("该报价单已报过价格!", this.Page);
return false;
}
using (SqlConnection cn = new SqlConnection(SqlHelper.conn))
{
cn.Open();
SqlTransaction transaction = cn.BeginTransaction();
try
{
//插入单头
string strInsert = string.Format("insert Quo_Standardcost(ClientNo,[Description],