When your visitor fills out any form on your web site, all the other forms on your web site can be pre-filled in with the information s/he provided. If the visitor provided a name and email address, for example, that name and email address can be pre-filled in all of your other forms
You've seen web pages with two dropdown lists where making a selection in one causes the web page to reload. Once reloaded, the list in the other dropdown has changed.
Find out how to display a "Working..." popup window to let visitors know a form submission is being processed. The popup closes automatically as soon as the "thank you" page is finished loading.
Your website visitors sometimes type their name in all capital letters. Or all lower case. And when you manually correct the case, there is danger of introducing typographical errors.
You know how annoying it is when you click a "submit" button, wait for the next page to appear, and then all you get is the message, "___________ is required!" You fix that, and another field is required. And another.