HTML5 and Local Storage
The HTML5 local storage mechanism is a nice replacement for cookies with it you can write up to 5MB of persistent data between multiple pages to a special file on the client computer. More ...
Prevent Automated Form Submissions With Java Script
Spammers have robots that search the Web for such forms and when they find one, they use automated programs to submit thousands of spam. Webmasters have developed a method to prevent such abuse. In this article, I show you three different examples of using Java Script to implement this method for your own web form. More ...
How to Disable the Browser Back Button
Let's assume that you have a legitimate reason for disabling the back button. Maybe you need to restrain the user within a multi-page form. In this article, I show you how to disable the browser's Back button with a only few lines of Java Script code. 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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
Easy Code to Sort a Table by Column
A Table is a powerful way to present information. You can make your table even more powerful by giving users the ability to sort it by different columns. In this article, I give you some simple Java Script code that you can use to make almost any table sortable by different columns. 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 ...
