You probably have ever heard about HTML, CSS, Javascript, Flash, etc. Yes, those are languages for web programming or web design. There are in fact quite lots of web languages you can learn. Each of the web language mentioned above has developed into more powerful and advanced language. Like HTML, it has reached HTML5 which even enables drag and drop inside the browser. As far as I know, Google Chrome and Firefox support those web languages better than other browsers.
You may also wonder what web languages there are in the world of internet? Different languages are used to do different tasks because each has their own advantages and features in structuring, programming and design. Just now, I found a link to a comprehensive list of web and programming language. You may click here for the web languages list.