Need Ea to trade as per my strategy

I need a simple bot to trade wit the help of RSI, Support and resistance. I use a cent account from forex4you.com. I need a bot trade gold and silver customisable according to me{ on or off when I need for only silver}.first opens a position at current market price and subsequent orders at the nearest support and below 15or 20 dollars from the first order with the lot size initially with 0.0025 cent lot size and increment of 0.0005,0.0010,0.0015... so on to the first order. There is no need of selling and only buying. The take profit is $15 that means$3 or300 cents. For Euro USD we need buying and calling of time The lot size is same for all euro USD orders