index.js
//Holds a layer: Body, arms...
Holds a layer: Body, arms
Holds a layer : Body arms
function Layer() {
        this.frames = [];
        this.x;
        this.y;
    }
function Layer ( ) { this . frames = [ ] ; this . x ; this . y ; }
Holds a layer: Body, arms...
Holds a layer : Body arms ...