HTML5 Canvas Drag-and-Drop
The HTML5 canvas element creates a sketchpad area on a webpage where you can use JavaScript to draw 2D shapes, graphics, animations, render bitmap images, and even create online presentations and build dynamic browser games. In this article you'll learn how to use drag-and-drop in your canvas projects. More ...
Easy Java Script Timer Code
Sometimes you need something to happen after a delay, or you need something to occur repeatedly. This can be accomplished using Java Script timers. My objective in this article is to give you the timer code without surrounding it with a lot of confusing peripheral code so you can quickly use it for your own purposes. More ...
JavaScript Code to Add or Remove Specific Elements of an Array
Arrays are very useful in programming because they can be used like a data base. In this article you learn JavaScript with code examples to add or remove specific elements of an array. More ...
Code for a Less annoying Popup Window
In previous articles I have stated my opinion that it very discourteous and stupid for Webmasters use advertising popup windows on their Web sites. They get paid $0.01 or less to shove a popup window in your face. More ...
Put Commas in Your Java Script Calculators
Writing large numbers with the digits in groups of three make the numbers easier to read. In this article you'll learn how to code calculator applications that will accept the entry of numbers with commas, and return results with commas. More ...
Including Special Characters in a JavaScript String
In JavaScript you define a string by placing its characters within double quotes. More ...
JavaScript Code to Make Image Wave Like a Flag
This article provides JavaScript code and instruction to make an image wave like a flag. More ...
Calculators For Your Web Site
If you have a Web site where your visitor would find an online calculator very handy, with a little Java Script code you can easily provide a custom calculator right on your Web page. More ...
Java Script Code to Calculate Speed / Distance of Falling Object
In this article you learn how to use Java Script to perform gravity calculations, elapsed time, distance traveled, instantaneous velocity, how to use the onchange event, how to use radio buttons, and much more. More ...
Easy Java Script Code for Sideways Slide show
Sideways sliding slide shows are very popular on the Web, especially with companies that want to display their products or feature various aspects of their business. It's not difficult to program a sideways slide show, and in this article I show you how to create one with some basic Java Script. More ...
Web Site Menus : Which Section Am I In?
Increase usability by highlighting the button of the current section in the navigation bar. This helps the user understand where they are within the structure of your website. In this article you'll learn how to highlight the button of the current section. More ...
Working With the Keyboard in Java Script
Using Java Script you can determine which keyboard key the user pressed. You can use this information to block certain keys, to replace a key's character, or to perform an action based upon a specific key being pressed. In this article, I'll provide some basic code for working with the keyboard. More ...
