Reading and Writing with JavaScript

Part 1)

Reading Attributes

Read Tag Attribute Experiment: Using the information below, add a button so that when the button is clicked, it will display an alert that shows the contents of the class attribute on the a tag (a string my_css_stuff)

Part 2)

Write Tag Attribute Experiment

Write additional code so that when clicked it shall set the CSS class of it's a tag to animate, use the this keyword from the question above.