This is the explanation for the beginners.
With HTML tags only
You can make this website. Making the layout is also hard.
If you use HTML alone, creating a cool website seem to be difficult. (But if you try really hard, maybe…?)
Such good old website you can create.
Well, this maybe a bit extreme, but you can complete a website without any motion.。
HTML ＋ CSS ＋ jQuery
If there is jQuery, you can create a website with movement. For example like this. It seems to be recent standard not to use Flash so it will move in any device. By the way, I use a little bit of jQuery in SUGOITOKYO.
HTML ＋ CSS ＋ jQuery ＋ PHP
If you use PHP and Ruby
There you go!