% T junction WEST
\newsavebox{\tjw}
\savebox{\tjw}(4,4){
\begin{picture}(4.00,4.00)
\put(2.00,0.00){\line(0,1){4.00}}
\put(2.00,2.00){\line(1,0){2.00}}
\put(2.00,2.00){\circle*{1.0}}
\end{picture}
}