The most commonly used JavaScript effect on the Web is the image rollover. For the one person with access to the Web who’s never seen one before, an image rollover happens when you move your ...

I am trying to create a javascript function that will display a popup window with a given picture. The filename of the picture will be passed into the function. The code I have for the function so ...

give the button a name, pick an image to use, and then supply some JavaScript code for the button. Well, ok so that last step isn't so easy. Since you need to know how to write JavaScript and you need ...