No it isn’t!
You and your craven ilk post far WORSE ad hominems to people who support Trump.
Saying that the typical Cruz supporter behaves like Glenn Beck is an ad hominem attack. And what YOU just posted is an ad hominem attack.
The dude/dudette is a drive-by poster. Every so often, he/she crawls out from under his/her rock, lobs a grenade, then goes back under the rock.