Why use Styles and or Style Sheets?
Style sheets or CSS (cascading style sheets) are used to be able to control the look of the content on your pages. You can use external style sheets to define color, fonts, backgrounds etc in a page, then link many pages to that same style sheet. This allows you to make changes in one place, and have that one place effect all pages linked to the style sheet.

Styles in a document can be accessed using scripting to make many different effects. Most style properties can used in scripting using the property names after aquiring a reference to the element. Usually removing the hyphen, and capitalizing the letter following the hyphen. In the below example we show you the syntax of this:

Chose Background Color:

This is a very basic example, but illustrates the concept. We will provide much more in depth examples in further pages.