Are Israelis racists?

A reality show had a female Arab actor play a customer going in to a gas station/convenience store to purchase a coffee. The man behind the counter, also an actor, tells her, in front of several average Israelis, who are not actors, that he will not serve Arabs.

To see what happens, go to http://weareforisrael.org/2011/04/12/a-look-at-anti-arab-racism-in-israel/