Synchronous and Asynchronous Script Loading
Whether to use synchronous or asynchronous script loading depends upon the design of the webpage. Asynchronous script loading can cause the webpage can render more quickly. But if done without consideration for the design it can cause webpage flash or even errors. More ...
Allowing Multiple Selections from Drop-down Select List
An HTML Select list is a form control used to create a drop-down list of items from which the user can select. You can allow the user to select multiple items in the list by setting its multiple attribute. More ...
Calculators for Your Website : Fahrenheit to Celsius Converter
In this article, I provide you with Java Script code for a Decimal to Fahrenheit to Celsius / Celsius to Fahrenheit Converter. I'll explain the code in detail so that you can have confidence modifying it for use on your website. 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 ...
Using the Java Script Array Object
When you want to work with multiple related values, you can use the Array object. The new keyword is required when creating an array of object type data, like an array of string objects. The new keyword is not required when creating an array of simple variable types, like integers. In this article you learn about mutidimensional arrays, and study examples of how to use each Array Object method. 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 ...
Calculators For Your Web Site : Length Units Converter
In this article, I provide you with Java Script code for a Length Units Converter. For example, your visitor can enter a length in English feet and it will be converted to a length in metric meters. I keep the code as simple as possible. 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 ...
Debugging JavaScript : Coercions
JavaScript is not a tightly typed language. Sometimes this comes in handy, but other times it can cause problems. 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 ...
Code to Block the Ad Blockers
I don't believe webmasters should have to work for free, and viewing a few banners is a very low cost for information that webmasters worked hard to research and prepare. In this article I provide code to boot ad blocker users off your Web site. 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 ...
