Casten Enterprises, Inc., maker of high-quality premium lubricants has hired Big Dog Computer Services for a new web-site design.  Big Dog Computer Services is designing Casten's corporate web-site that will accept credit card payments for customer invoices.  This relationship between Casten Enterprises, Inc. and Big Dog Computer Services has been on-going with the design of Castens product and retail site http://www.globoquadoil.com.