function Hedge(q, e, initAccount, symbol, hedgeSpread, coverSpread, rHedgeSpread, rCoverSpread) {
    var self = {}
    self.q = q
    self.initAccount = initAccount
    self.status = 0
    self.symbol = symbol
    self.e = e
    self.isBusy = false
    self.hedgeSpread = hedgeSpread
    self.coverSpread = coverSpread
    self.rHedgeSpread = rHedgeSpread