Fri Oct 17 13:09:32 PDT 2008
----------------------------

  body body1 add restraint = body_res_1
                 point = <>  |  com = true   | region = <>


                 -------- or -------


  domain d1 add region = dreg1
                point | com | region 

  surface s1 add region = sreg1
                 point | com | faces | points | 
                
  restraint create name = res1   
                   pobj1 = d1 region1 = dreg1
                   pobj2 = s1 region2 = sreg1
                   time = [ ]
                   k = <>


                 -------- or -------


  body body1 add restraint_point = body_res_1
                 point = <>  |  com = true   | region = <>

  body body2 add restraint_point = body_res_2
                 point = <>  |  com = true   | region = <>

  simulation rsim add restraint = res1
                      restraint_points = { body_res_1 body_res_2 }
                      time = []
                      k = <>