Alrite was workn on it a bit newest code is posted below (not really sure if i changed much)
function f = HWFivexx (m1,m2,m8,m10L,m10V,m14,T2,T4,T5,T6,T7,T10,T12,T13,cp4,cp13,P4,P13,h5,h6,h6g,h7,h8,h10L,h10V,h11,h12,mpropane,methylene)
%Well Here It Goes...
% T-Joint No.1...