jQuery plugin: Simplest Twitter-like dynamic character count for textareas and input fields
jQuery 2.1.0, HTML, CSS, JavaScript
http://www.progettokuma.it/blog/incorporare-youtube-in-un-sito-con-responsive-design/
jQuery 1.7.2, HTML, CSS, JavaScript
jQuery 3.0.0, HTML, CSS, JavaScript
Adblock message, if closed then display another or message or anything
No-Library (pure JS), HTML, CSS, JavaScript