There’s a blog post with 125 Web Designer resources worth taking a look at:
http://www.paulspoerry.com/index.php/2007/05/18/125-code-snippets-for-web-designers/
This is not my list! I snagged the list from tutorialblog.org, I’ve just compiled it all into a single resource. Below are 125 handy HTML, CSS, JavaScript, and AJAX snippets for your site or blog.