Image Rollovers
This is an "HTML" trick that is done with JavaScript. In fact, it's one of the most common things that JavaScript does. You can learn more about JavaScript and rollovers, check out the JavaScript site at About.
But if you want a page that loads more quickly, with text that changes colors, you can use CSS to change the text color when your mouse rolls over it. It's easy to do, learn how to change text colors dynamically on mouseover.
Open a New Window
While it's easy to open a new window using frame tags, you can actually change the size of the new window using JavaScript. Find out how in my article: Opening a Link in a New Window
