function handleKeys(event) {
    var keyCode;
    if(event == null){
        keyCode = window.event.keyCode;
    }
    else{
        keyCode = event.keyCode;
    }

    // up
    if (keyCode == 38 || keyCode == 87 || keyCode == 75) {
        console.log("up");
        me.position.y += 1;
        conn.send(JSON.stringify(me.position));
    }
    // down
    else if(keyCode == 40 || keyCode == 83 || keyCode == 74) {
        console.log("down");
        me.position.y -= 1;
        conn.send(JSON.stringify(me.position));
    }
    // right
    else if(keyCode == 39 || keyCode == 68 || keyCode == 76) {
        console.log("right");
        me.position.x += 1;
        conn.send(JSON.stringify(me.position));
    }
    // left
    else if(keyCode == 37 || keyCode == 65 || keyCode == 72) {
        console.log("left");
        me.position.x -= 1;
        conn.send(JSON.stringify(me.position));
    }

    else if( keyCode == 27) {
        console.log("escape");
    }
}