Introduction to HTML5 Canvas
The canvas element is a webpage container for graphics. You can use JavaScript to draw graphics within the canvas element. Learn how to draw lines, rectangles, circles, and curves, code included. More ...
Replace Drop-down with Drag-and-drop
From a webpage designers point of view, drop-down lists require a lot of html tags. Wouldn't it be nice if you could just let the user drag-and-drop text into a simple text box. You can! More ...
Change the Case of a Character in a String
A common task with JavaScript is to change the case of the first letter in a string, or of an internal letter, or even change the case of an entire string. More ...
Easy Picture Zoom Code
This article provides the minimal code for four different methods to add zoom to the pictures on your Web page. The first method uses a single image. When you click on the image a JavaScript function is used to enlarge the image. More ...
JavaScript Code for Binary to Hexadecimal - Hexadecimal to Binary Conversion
You don't really need JavaScript to convert a binary number to a hexadecimal number, however if you want to create a web application the JavaScript code to convert a binary number to hexadecimal number and to convert a hexadecimal number to a binary number is shown below. More ...
Calculate The Points of an Equilateral Triangle
Starting an equilateral triangle is easy, you just draw a line. However, drawing the third point to create an exact equilateral triangle requires a bit of calculation. More ...
Java Script Message Boxes
Java Script provides three different types of message boxes that allow you to display a short message to the user, or request a bit of information from the user. If one of these built-in message boxes don't suit your needs, this article shows you how to create your own custom message box. More ...
Java Script Trim Function
In any case, I offer the following code for a Java Script Trim function. My goal for this code is not to set a speed record or demonstrate my programming prowess, but instead to provide something that is easy to understand so that you might feel confident in using it in your own projects. More ...
Easy JavaScript Form Design
A form is an html element that allows users to enter information. To experiment with forms in JavaScript, replace the method and action attributes in the form opening tag with onSubmit='javascript return false;'
to prevent the form from being submitted to the server. More ...
Creating Basic Java Script Functions
In this article you learn how to create basic Java Script functions. You learn how to use parameters and how to return values, including how to return an array from a function. The article also intoduces variable scope. More ...
Easy Expanding Banner Code
Instead of using "in your face" skyscraper or double-wide banners, you can make a standard banner that expands to show more information. In this article, I provide you with easy code to create several different kinds of expanding banners. More ...
Easy Java Script Animation
There are many ways to create an animation, but the simplest way is to use Java Script along with CSS. In this article, I show you how to create simple Java Script animations. More ...
