For install a theme extract it into the folder's theme of ptwix, use the name of the folder's theme in the ptwix's constructor for use it.

Obscure blue

Author: Ptwix Staff
Date: 2009-08-15
Description: The black based version of ptwix standard theme with blue links

Obscure red

Author: Ptwix Staff
Date: 2009-08-15
Description: The black based version of ptwix standard theme with red links

Obscure green

Author: Ptwix Staff
Date: 2009-08-15
Description: The black based version of ptwix standard theme with green links