Most Popular Scripts | JavaScript | Scripts & Programs | Forms

This script validates a date field to ensure it's in the format mm/dd/yyyy. It also intelligently checks that the date ranges are valid, so something like 02/30/2005 is caught.

Replace the ugly 'gray button' Reset and Submit on forms -- this script shows how to use active tri-state roll-over images, instead. A quick-take tutorial is included, along with images and notes on using styles with form elements for a flashier look and feel.

This script demonstrates how to prevent your users from submitting the same form data multiple times. If the user click the submit button more than one once, it shows a small message that the form data has been already sent.

This is a script that closely examines the content of a form box to ensure that the user entered a valid email address. If not, the form submition is canceled, and the surfer prompted to re-enter a valid address.

Validates a zip code based on both US zip code schemes: 12345-1234 or 12345

Like Ajax autocomplete? Our widget is an elegant JavaScript component for developers whom want to make this feature available in their real world web applications. It�s super easy to use, also looks great! Over one year development, nearly thirty release, our product has been verified by hundreds of clients: small firm, NASDAQ company, university, even police department! Available on Mac and PC, supported web browsers include: Safari, Microsoft Internet Explorer and FireFox.

jUploader is a neat way to allow multiple file uploading without forcing your users to install flash and also ensure users using a non-HTML5 browser to all have the same experience. This plugin requires jQuery 1.7 or newer.

In forms when using check boxes for a list of records that is generated dynamically (example: display of messages in your yahoo or hotmail inbox) you might want a simple feature of checking or clearing all the check boxes related to those records before deleting or moving. Use this simple script to do just so.

Easy-to-use functions to check credit card, email address, phone, username, date, date range, number, decimal and number range.

This is a short example on how to use javascript to get an auto complete text field. It works in all modern browsers. It is similar to the one used by Google suggest.

Do you ever receive multiple copies of a single form submission? Do your visitors click the submit button over and over, hoping it will hurry up the process? This script will solve the problem by preventing the visitor from submitting the form after the first submission. Basic field validation also included.

This useful script allows you to target a form's submission to a new customizable window, so the original page does not change once the "submit" button is pressed. Instead, a customizable pop up window is launched containing the destination page.

If you are looking for an easy way to add form validation to your website, you can have this free validation script set up in minutes for any web page form.

This "AJAX Keyword Suggest" is a feature that will offer suggested terms, almost instantly, as a user types into an input box. This is the same sort of technology that is offered by Google Suggest. Our free service allows you to add this feature to your website without the need for custom programming. We give you the power to fully customize your 'Suggest List' to your meet your style and preferences (e.g. background color, width, highlight color, font-size, etc...). All you have to do is copy and paste a small piece of code into your html page and you'll have the feature running instantly. This feature is also known as Google Suggest, live search, autocomplete, keyword suggest, AJAX Suggest.

This script "auto tabs" a form field (and jumps to another field) once the length of the field's value has exceeded a certain length. It works in conjunction with the "maxlength" attribute of HTML, triggered whenever the user's input reaches the maxlength's value.

The flooble Dynamic Calendar control is a DHTML script you can drop into an existing HTML form to allow visitors to point and click to a date, rather than typing it in using 3 separate form elements or forcing them to conform to a date format. And because it's DHTML-based, it provides the speed and usability of a client-side program right in your visitors' browser. Just like all the other flooble scripts, this one integrates easily into your code, works with major browsers and is free to use!

This is a JavaScript example that creates a menu (drop down select list) of all the days in the current month. The current date is selected by default.

This script limits the amount of text a user can enter into particular INPUT or TEXTAREA elements, plus displays in real time the number of characters remaining.

This Javascript based spell checker is capable of finding errors in your input fields with the ease of a few clicks. It supports embedded HTML tags ( as on WYSIWYG text editors) and can be configured to work on multiple languages. It also provides a grammar check option that allows you to find punctuation and capitalization errors in the same text. The spell checker does not require PHP, ASP or any server side language to run. The only requirement is to include an empty iframe that is loaded with the contents of a simple html page containing the words. The script can be configured to only attempt to load the words into the iframe once the user clicks on start the spell check (to allow for uninterrupted loading of the webpage). Or it can allow you to preload the dictionary of words as soon as the webpage is loading.

This JavaScript function allows you to set the value of a select tag without having to know its position in the list. In the sample above, type in a letter of the alphabet and then click on the find button.