Listing 1 is very simple but it has all the basic elements of an HTML form with JavaScript ... the fields and their values into a JavaScript object, then send it as a string in the body of ...

He uses small background images that are places with CSS. Then, the classNames for the form elements are swithced with JavaScript. Marko also uses JavaScript to preloaded the custom images.

Here's what beginning and experienced developers need to know about working with JavaScript's array ... then be used to access the object or array properties and elements.

There's a lot you can do with JavaScript: Images can swap when you move a mouse over them, form elements can influence ... with the JavaScript Document Object Model, windows and frames, JavaScript ...