Most Popular Scripts | JavaScript | Tutorials & Tips

There are many ways to add a date on your screen. This page shows how to put a date and day (for instance: wednesday, march 20th, 2002), using an array.

Learn how to calculate the difference between two dates in JavaScript, and in the process, derive some useful applications such as counting down to a particular event, counting up, displaying what's new on your page etc.

Got a submissions form that you keep getting multiple submissions from? I've found that in most cases its because people are impatient and click the submit button repeatedly until they get a response. The unfortunate result is that you receive multiple copies of the same form. This little bit of JavaScript disables the submit button as soon as it is clicked for the first time and prevents the user sending their form multiple times. Script now also changes the text on the button to 'Thanks' (this can be modified to suit)

Assumes absolutely no knowledge of how to use a JavaScript. Covers everything from creation of graphics to generation and application of a script to make a simple navigation bar with rollover effects.

Two tiny functions that return the available width and height inside the browser window. These functions can be used as variables and as the dimensions are calculated every time they are used, your script will always be using the current window size no matter what the user does to the window.

A nice tutotial on DHTML slider weight control. Slider has two math options: Percent and Score. Percent option has automatic weight redistribution to non-selected sliders if they are not locked. Source code available for download.

This is a tutorial which creates a simple cross-browser drop-down menu system in JavaScript. Tested in IE 4+ NS 4+ NS6/7 Mozilla and Opera 5+. Now includes cascading submenus.

For various web scripts it is more convenient that user will see form executed in new window when he is pressing the submit button. Using JavaScript you can control the appearance of that window. change size, turn off navigation panel, hide manubar and so on. This technique is very helpful for poll and guestbook applications.

Learn how to implement a drop down menu box using the SELECT element of forms and JavaScript.