Here they are, skins will be improved over time and more skins will be added for no extra charge.
http://webmastersempire.com/premium/darkblue.jpg
http://webmastersempire.com/premium/darkness.jpg
http://webmastersempire.com/premium/halloween.jpg
http://webmastersempire.com/premium/light.jpg
http://webmastersempire.com/premium/blueemerald.jpg