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 Rollovers
A rollover is when a user moves the mouse pointer over an image on a Web page the image is replaced with a new image. The simplest rollover can be created with the html code provided in this article. More ...
Java Script Math Object Trigonometric Methods
This article describes the Java Script Math object .sin, .cos, and .tan methods along with how to convert degrees to radians and how to set the number of digits to the right of the decimal point. More ...
Including Special Characters in a JavaScript String
In JavaScript you define a string by placing its characters within double quotes. More ...
Easy Java Script Code to Fill Array With Random Numbers
The code I present here might not be the fewest lines possible to fill an array With random numbers, but it is the easiest to understand. 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 ...
Easy Slide Show Code With Linked Slides
A slide show sequences through pictures of products. Wouldn't it be nice if the user could stop the slide show, go back to the previous picture, click on the picture to get detailed information about the product? More ...
Java Script Code for a Random Circle Generator
Have you seen some Web content that uses a group of several different size and color circles as a decoration? In this article I'll show you how to use a bit of Java Script code to draw a group of random size and color circles. More ...
Convert Mixed Number to Decimal
Wouldn't it be convenient if the user was allowed to enter mixed numbers into a form rather than having to mentally convert them decimals? This code is designed to accept both decimal and mixed number input. More ...
JavaScript Code to Display Wait Cursor While Image Loads
If you have to load a large image or change a large image after the page has loaded you may want to change the mouse pointer to a wait cursor during the image loading time. 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 ...
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 ...
