Auto increment copyright date

The below script automatically updates the date portion of your site's copyright notice to cover the current year. A great time saver. The ending date ( ) is dynamic, and will automatically increment as a new year comes. Just add the following to the footnote of your document.
Example:    
Copyright 1997-
Rainbow Arch
   
   
Follow the editing instructions after the // and within the <!--comment tags--> to customize the
script, then copy and paste it into your HTML editor.