sn_source - Function sn_source
a = sn_source();
This variable contains http or extenso. If it runs with apache, then the value is http. If it runs with the program extenso, it contains extenso.
Written by Pierre Laplante, <laplante@sednove.com>
1.0 2014-09-09 21:24:14 laplante@sednove.com