Civil 3D 2017 custom programme, Section views Elevation Minimum set on the fly

Elevation minimum of selected section views can be changed on the fly with this custom programme-plug in, for Civil 3D 2017.

First download the plug in...
https://www.dropbox.com/s/bhpgymcp4herkdq/C3D2017_SectionViewElevMin.dll?dl=0
and save it anywhere you want

Then when in autocad at command line enter NETLOAD and select C3D2017_SectionViewElevMin.dll

At the command line enter setHRZ
enter the new horizon (minimum elevation)
select the desired section views

Finally right click on a section view line and select Update Section View Layout