Indicator into EA or Robot

Hello,

i want to convert two indicator into EA or Robot. One of the indicator signal the buy and sell postion Red arrow is sell, Buy arow is blue. the second indicator have two ma line at point of intersection or crossing each other the first indicator signal either buy or sell, with an arrow red for sell and blue arrow for buy. The EA should open buy or sell based on the crossing of the Two line and the indication of the arrow and exit trade when the second crossing occur and automatic open second postion based on the crossing and arrow signal. i have attched a picture view of what, i am trying to explain. the EA should work on both low or high spreads brokers. if you can do the job do contact me. cheers aiban