Js Rhino Centre Bot

var arena = {};

arena.map = arguments[0];
arena.rows = arena.map.split('\\n');


arena.find = function(toFind){
    for(var i = 0; i < 10; i++){
        if(typeof arena.rows[i] !== 'undefined'){
            if(arena.rows[i].indexOf(toFind) !== -1){
                return [arena.rows[i].search(toFind), i];
            }
        }
    }
};
arena.findAtPos = function(x, y){
    return arena.rows[y].charAt(x);
};

me = {};
    me.pos = arena.find('Y');
    me.x = me.pos[0];
    me.y = me.pos[1];
    me.energy = parseInt(arena.rows[10].replace("Y ", ""));

foe = {};
    foe.pos = arena.find('X');
    foe.x = foe.pos[0];
    foe.y = foe.pos[1];
    foe.energy = parseInt(arena.rows[11].replace("X ", ""));
function FindFoe(){
    if(me.x < foe.x){
        if(me.y < foe.y){
            foe.direction = 'NW';
        }
        else if(me. y  === foe.y){
            foe.direction  = 'W';
        }
        else{
            foe.direction = 'SW'
        }
    }
    if(me.x === foe.x){
        if(me.y < foe.y){
            foe.direction = 'N';
        }
        else{
            foe.direction = 'S'
        }
    }
    if(me.x > foe.x){
        if(me.y < foe.y){
            foe.direction = 'NE';
        }
        else if(me. y  === foe.y){
            foe.direction  = 'E';
        }
        else{
            foe.direction = 'SE'
        }
    }
}

function findCentre(){
    if(me.x < 4){
        if(me.y < 4){
            centreDirection = 'NW';
        }
        else if(me. y  === 4){
            centreDirection  = 'W';
        }
        else{
            centreDirection = 'SW'
        }
    }
    if(me.x === 4){
        if(me.y < 4){
            centreDirection = 'N';
        }
        else{
            centreDirection = 'S'
        }
    }
    if(me.x > 4){
        if(me.y < 4){
            centreDirection = 'NE';
        }
        else if(me. y  === 4){
            centreDirection  = 'E';
        }
        else{
            centreDirection = 'SE'
        }
    }
}

if(me.x !== 4 && me.y !== 4){
    print(centerDirection);
}else{
    print('B ' + foe.direction);
}