func: function enter(bytes32 _passcode, bytes8 _gateKey) public gateOne gateTwo gateThree(_gateKey) checkOne checkTwo checkThree(_passcode) checkFour(_passcode) returns (bool) {
      
      interactions_[tx.origin] = true;
      interactions_[msg.sender] = true;
  
      
      acceptedPasscodes_[_passcode] = true;
  
      
      entrants_.push(tx.origin);
  
      return true;
    }