var params = {
    'tradingonline_buy':'https://trading.dag.vn/do/placeStockOrder?method=viewPlaceStockOrderStep1Form&orderSide=B&stockCode=',
    'tradingonline_sell':'https://trading.dag.vn/do/placeStockOrder?method=viewPlaceStockOrderStep1Form&orderSide=S&stockCode=',
    'chart_link':'http://chart.dag.vn/intradaychart.aspx?symbol=',
    'analysis':'http://chart.dag.vn/default.aspx?symbol=',
    'intraday_properties':'width=690,height=535,directories=no,toolbar=no,status=no,location=no,menubar=no'
}