How to Use BO Demos. ©2002, Jedidiah R. Crandall, Susan L. Gerhart, Jan G. Hogle.  http://sfsecurity.pr.erau.edu
5 – more source code
Notice that the source code for different subroutines is also different colors.
Also notice how an if statement looks:
if (something is true)
do one thing;
else
do something else;