Sail Rigging

i will be designing the rigging for the sails, attaching them to the ship.
mu team mate Greg has allready done some work on the sails( http://junkgregmartin.blogspot.com/2010/10/concepting-sails.html),and my job is to create workable designs to attach and control them. i have have already researched pulleys and other systems to controll the sails and lift cargo