So the rules are simple.
ATR (11) with MA (21)
ADX (14)

Trade rules:

BUY:

Entry:

1. ADX Is Over 25
2. ATR is above MA
3. +DI crosses -DI
4. SL = Last candles low + 2 pips if SL would be below 10 pips use 15 pips as SL

Exit:

1. Close When TP hits 20 pips


SELL:

Entry:

1. ADX Is Over 25
2. ATR is below MA
3. -DI crosses +DI
4. SL = Last candles high - 2 pips if SL would be below 10 pips use 15 pips as SL

Exit:

1. Close When TP hits 20 pips


Work time:

Start at : 8:00 GMT +0 (London opens)
End: 21:00 GMT +0 (NY closes)

I had back tested it by hand , last month on M5 chart was:
30 Trades
12 bad trades
18 good trades
60% wining

Read more: http://forums.babypips.com/free-forex-trading-systems/48196-simple-60-profitable.html#ixzz2AxCW78k3

function run()
{
set(PARAMETERS+FACTORS+TESTNOW);
BarPeriod = 5;
StartDate = 2006;
NumYears = 7;
NumWFOCycles = 6;
LookBack = 100;

var* Close = series(priceClose());
var* High = series(priceHigh());
var* Low = series(priceLow());
var* PLUSDI14 = series(PlusDI(14));
var* MINUSDI14 = series(MinusDI(14));
var* ADX14 = series(ADX(14));
var* ATR11 = series(ATR(11));
var* SMAATR11 = series(SMA(ATR11,21));
plot("ADX14",ADX14[0],NEW,0x0000CC);
plot("ATR11",ATR11[0],NEW,BLUE);
plot("SMAATR11",SMAATR11[0],NEW,BLUE);

if(hour(0) >= lhour(UTC,7) && hour(0) <= lhour(UTC,21))

if(ADX14[0] > 25 && ATR11[0] > SMAATR11[0] && crossOver(PLUSDI14,MINUSDI14) && NumOpenLong == 0) {
enterLong();
if(Low[1] + (2*PIP) < (10*PIP))
Stop = 15*PIP;
else
Stop = Low[1] + (2*PIP);
}
else if(ADX14[0] > 25 && ATR11[0] < SMAATR11[0] && crossOver(MINUSDI14,PLUSDI14) && NumOpenShort == 0) {
enterShort();
if(High[1] - (2*PIP) < (10*PIP))
Stop = 15*PIP;
else
Stop = Low[1] - (2*PIP);
}
}

Walk-Forward Test Vulture EUR/USD - performance report

Simulation period 03.01.2006-03.10.2012
Test period 10.08.2009-03.10.2012
WFO test cycles 5 x 46905 bars (33 weeks)
Training cycles 6 x 265795 bars (191 weeks)
Lookback time 100 bars (8 hours)
Assumed spread 2.6 PIP (roll -0.06/0.03)
Assumed slippage 10.0 sec
Contracts per lot 800

Gross win/loss 331$ / -107$ (+2797p)
Average profit 71$/year, 6$/month, 0$/day
Max drawdown -48$ (MAE -69$)
Max down time 77 weeks from Apr 2011
Largest margin 5$
Trade volume 72639$ (23070$/year)
Transaction costs -14$ spr, -1$ slp, -2$ rol
Capital required $100

Number of trades 67 (21/year)
Percent winning 39%
Max win/loss 105$ / -21$
Avg trade profit 3$ 41.7p (+13$ / -3$)
Avg trade bars 1135 (+2399 / -333)
Max trade bars 21147 (15 weeks)
Time in market 32%
Max open trades 1
Max win/loss streak 3 / 11 (71.76% / 9.05% per year)

Annual return 71%
Profit factor 3.09 (PRR 2.15)
Sharpe ratio 1.14
Kelly criterion 1.81
OptimalF .557
Ulcer index 12%
Prediction error 60%

Trade details OptF ProF Win/Loss Cycles

EUR/USD:L .096 2.87 20/34 ///\/
EUR/USD:S .999 13.75 6/7 /\\//

- Stop is set after the trade was already entered - must be set before.