Unexpected access to “event” variable across browsers?

Question

Let me begin by saying I understand that the below code has a major issue. Specifically, the event parameter is not passed into the function. What I don\'t unde

Answer 1

IE has always provided a global event variable, unlike what the W3C standards dictate. The other browsers are doing the same in order to provide backward-compatibility with websites developed with old IE versions in mind.

While IE also has a global event variable, unlike the aforementioned browsers it does not assign that variable to the event that is currently firing.

I believe it does.