Password Protection Using the JavaScript Cookie Method
You can password protect a webpage or your entire website with some very simple JavaScript. In this article, I provide you with the code to password protect your website with JavaScript using cookies. This method should NOT be used for anything that absolutely MUST be password protected. Updated to add requested new features. More ...
Where Did the User Click?
This code creates a webpage with an html div containing the words ONE TWo THREE. A Java Script function uses the event object's clientX and clientY properties to determine which word the user clicked on and displays it in a message box. More ...
Easy Java Script Windows
This article gives you the basics of designing, opening, and closing browser windows using Java Script. In future articles, I will show you how to do all kinds of annoying things with windows using Java Script. More ...
Calculators for Your Web Site : Loan Payment Calculator
In this article, I provide you with Java Script code for a loan payment calculator. The process of designing a loan payment calculator, like any calculator, can be divided into the five steps. More ...
Creating Java Script Dynamic or anonymous Functions at Runtime
In Java Script you can code a function at design time, or you can have Java Script write the function code during execution. A function that is created at runtime is called an anonymous or dynamic function. More ...
Round a Float to 4 Digits to the Right of the Decimal Point
On the typical PC, Java Script Math object methods can return floating point numbers with up to 16 digits to the right of the decimal point. For most purposes, this kind of accuracy is not required, nor desired, and that many digits causes nothing but confusion. In this article, You'll learn how to round a floating point number to 4 digits to the right of the decimal point. More ...
Introduction to JavaScript Programming
JavaScript is a wonderful little programming language. It's a client-side, meaning it runs right on your local computer, not on the web server, and it's a scripting language meaning
it's run by an interpreter. More ...
Prototype Keyword Gives JavaScript Object Oriented Inheritance
The way JavaScript supports inheritance is not like true object oriented languages like C+. In JavaScript, the prototype keyword allows an object to inherit the properties and methods of another object. More ...
Display a Value in Currency Format
To display a value in currency format we first round the value to the required number of decimal places, then determine if we need to add trailing zeros. More ...
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 ...
Java Script to Dynamically Add, Remove, and Change Items in a Select List
This article shows you how to use Java Script to add, remove, and change items in a select list. More ...
JavaScript Code to Restrict Keyboard Entries
This article shows you how to restrict the user's keyboard input to a textbox to only the digits 0 and 1. You should to be able to modify the code for your own purposes. More ...
