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 ...
JavaScript to Set Checkbox to Readonly
The HTML checkbox element does not have a readonly attribute. This example provides a very simple work around that might help you solve the checkbox readonly problem in your own application. 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 ...
Easy Fading Text Banner Code
In this article you learn how to create a fading text banner, a fading text banner with several different messages that fade in and out, and a fading image banner with several different image banners that fade in and out. You also learn how to use the document.write method so that you can give a link to others to include your banners in their webpage. More ...
Password Protection Using the Frames Method
One method of password protecting your webpages is to use a cookie, but cookies are unreliable. If you can't trust a cookie to store the information that the user is logged in, where can you store it? In this example I'll show you how to use frames for JavaScript password security. 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 Form Validation
You can use forms on your website to get information from the visitor. However a user might make an error, or forget and entry in a form. Ignorant and malicious users may deliberately enter trash into your form in an effort to break your application. More ...
A Brief Introduction to HTML for JavaScript Programmers
Although JavaScript is a neat programming language, the basic foundation of the web is HTML. JavaScript gives you the ability to control and modify the HTML. More ...
Date Picker For Your Web Site
In this article, I give you the code for a date picker calendar and I explain the code in detail so you'll feel comfortable modifying it for your own use. 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 ...
How to Use HTML5 canvas arc and arcTo Functions
This article describes how to draw arcs using the canvas arc and arcTo functions with example code and an explanation of radians. More ...
What is a Regular Expression?
A Regular Expression (regex) is a sequence of characters that define a pattern that allows you to search, match, locate, replace, manipulate, and manage text. Regular expressions are very powerful, but also difficult to understand and complicated to use. More ...
