Ask HN: What does "node" refer to in javascript code on this page?

2 points by zeynel1 ↗ HN
I am trying to understand the javascript on this page to copy it for my app to use for voting. So any help is appreciated. Thanks.

2 comments

[ 3.5 ms ] story [ 16.2 ms ] thread
Node refers to an HTML element.

HTML element: <p id="fun">test</p>

JS to get a pointer to that element: var node = document.getElementById("fun");

node.id = "really_fun";

How that affects the HTML element: <p id="really_fun">test</p>