Murach's JavaScript and jQuery (3rd Ed.) Chapter 7 © 2017, Mike Murach & Associates, Inc. Murach's JavaScript and jQuery (3rd Ed.)

Common HTML elements that have default actions for the click event © 2017, Mike Murach & Associates, Inc. Murach's JavaScript and jQuery (3rd Ed.)

DOM-compliant code that cancels the default action © 2017, Mike Murach & Associates, Inc. Murach's JavaScript and jQuery (3rd Ed.)

Cross-browser compatible code that cancels the default action © 2017, Mike Murach & Associates, Inc. Murach's JavaScript and jQuery (3rd Ed.)

How to preload an image with the Image object © 2017, Mike Murach & Associates, Inc. Murach's JavaScript and jQuery (3rd Ed.)

Murach's JavaScript and jQuery (3rd Ed.) How to preload all images referenced by the href attributes of <a> tags © 2017, Mike Murach & Associates, Inc. Murach's JavaScript and jQuery (3rd Ed.)

The user interface for the Image Swap application © 2017, Mike Murach & Associates, Inc. Murach's JavaScript and jQuery (3rd Ed.)

The HTML for the Image Swap application © 2017, Mike Murach & Associates, Inc. Murach's JavaScript and jQuery (3rd Ed.)

Murach's JavaScript and jQuery (3rd Ed.) The swap.js file © 2017, Mike Murach & Associates, Inc. Murach's JavaScript and jQuery (3rd Ed.)

The swap.js file (continued) © 2017, Mike Murach & Associates, Inc. Murach's JavaScript and jQuery (3rd Ed.)

Extra 7-1 Develop the Clock application © 2017, Mike Murach & Associates, Inc. Murach's JavaScript and jQuery (3rd Ed.)