getEntitiesByType( EntityPlayer )[0];

update: function() {

// Update all entities and BackgroundMaps

this.parent();

// screen follows the player

var player = this.getEntitiesByType( EntityPlayer )[0];

if( player ) {

this.screen.x = player.pos.x - ig.system.width/2;

this.screen.y = player.pos.y - ig.system.height/2;

}

},