Plug-in programming tutorial

$@4JC1$J(J plug-in $@$r$$$/$D$+Nc$K$H$j$J$,$i!"(J plug-in $@%W%m%0%i%_%s%0$N(J $@4pAC$K$D$$$F@bL@$9$k(J$@%I%-%e%a%s%H$r=q$/M=Dj$G$9!#(J