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 ...
Code to Drag and Drop an Image Anywhere on a Webpage
HTML5's drag-and-drop standard is designed to let you drag text or data from a textbox or table cell, to another textbox or table cell. But what if you want to drag an image, not to a target element, but to anywhere on a webpage. Then HTML5 drag-and-drop falls short. 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 ...
Web Site Menus : Which Section Am I In?
Increase usability by highlighting the button of the current section in the navigation bar. This helps the user understand where they are within the structure of your website. In this article you'll learn how to highlight the button of the current section. More ...
Concatenating a String and Another Data Type
To concatinate a string and a number, use the styring concatination operator. This is because JavaScript converts the number to a string. To use the + operator with a number, or numbers that are in string data type requires using parseInt() or parseFloat() to convert the strings to numbers. 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 ...
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 ...
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 ...
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 ...
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 ...
Calculators for Your Web Site : Body Mass Index
If you have a Web site related to health or dieting, or you just want to provide more useful features on your Web site, you can provide a BMI calculator. This article shows you how to code a Java Script BMI calculator for your Web site. More ...
Four Ways to Use Java Script Event Handlers
Almost everything on a webpage is an "object". Almost all objects can respond to an event. You can control what an object does in response to an event by creating an event handler. In this article, you'll learn four different ways to connect an event handler to an event. More ...
