Learn how to make dimmer effect on HTML page to make user focused on a message that we display it on the page.

To create and remove an HTML element with JavaScript, we can simply call these methods respectively: appendChild() and removeChild() after accessing parent element for that new element.

In this video tutorial I’ll demonstrate how to create contact input to submit contact info into JavaScript contact array and how to delete it.

You want to provide localization capability to your web app? In this tutorial I’ll show you how to do it. Let’s watch this video tutorial and grab the source code below.

By using replace() function on any string variable, we can replace character(s) with another character(s). But by default it will only replace the first occurrence. What if we want to replace all occurrence? Here I’ll show you how.

If we have a long long text and we only want to show our users some part of that text, well we need to truncate that text. In this tutorial I will show you how to do that with JavaScript. And here is the source...

What is JSON and how to convert JavaScript object into JSON and from JSON to Object. In this tutorial, By calling JSON.parse() and JSON.stringify(), I’ll show you how.

Make your web forms more secure by validating users input, like only allowing alphabets A to Z and numbers only, etc… Watch this tutorial to know how.

How to search text inside a page or multiple html pages in JavaScript? It’s easy, here I will share how to make it done.

Here in these series of video tutorials I explained how to use HTML5 Canvas to draw graphics. This tutorial is started from basics.

If you have a sprite image (image sequences that merged into one file) and you want to play it in your website, you can use this script.

I’ve created simple JavaScript & HTML5 morse application. With this application you can enter a text then convert it into morse codes (dots and dashes) and vice versa.

If you want to call a function after a specific amount of time, just like using a timer, you can call setTimeout() or setInterval() function.

In this video tutorial I will show you how to create a simple Encryption and Decryption engine in JavaScript.

Simple JavaScript alert that you usually call like this alert(“Hai!”); may be little bit boring. So here come an idea to create custom alert that you can style it as you wish.

This idea comes to my head to create a simple search engine without any database and server side script. In this tutorial (well, I didn’t really mean tutorial, I just want to share my script) I tried to use only HTML5 and JavaScript to make...

When we create a variable in JavaScript with string value, in fact this variable contains arrays, each string character inside one array element.

In this tutorial I want to show you how to retrieve currency exchange rate quote from Yahoo Finance using JavaScript.

Basically, JavaScript can not read and write a file. But it should be clearer: JavaScript can not read and write a file “on server”. What about on client side? Yes, JavaScript can read and write file on client side.

Here is JavaScript & HTML source code to show you how to make expandable and collapsible menu list.