text: var Friction = {
  
      setFrictionX: function (x)
      {
          this.friction.x = x;
  
          return this;
      },
  
      setFrictionY: function (y)
      {
          this.friction.y = y;
  
          return this;
      },
  
      setFriction: function (x, y)
      {
          this.friction.x = x;
          this.friction.y = y;
  
          return this;
      }
  
  };
  
  module.exports = Friction;
  