Lightning talk on JavaScript Event handlers, listeners, and custom events.

JavaScript Events

### Javascript Events

#### Global Event Handlers

Definintion: function registered on... of attributes or properties

common examples: 
+ click
+ hover
+ mouseover
+ keydown/up

#### Event Listeners: addEventListener

Definition: registers specified listener on event target.

example:
""
why the third argument (false)? (capturing, bubbling)

### Prevent Default

Description: prevent automatic/default events to happen

example: form validation example

### Timers to work with asynchronous code

### defining custom event handlers

awesome! 

example: ""

### Dev Tools and Events