Today we will create a collapsing menu that contains vertical navigation bars and a slide out content area. When hovering over a menu item, an image slides down from the […] Today we will create a collapsing menu that contains vertical navigation bars and a slide out content area. When hovering over a menu item, an image slides down from the top and a submenu slides up from the bottom. Clicking on
![Collapsing Site Navigation with jQuery | Codrops](https://cdn-ak-scissors.b.st-hatena.com/image/square/fc7b9ef2ee1946f1f8dadf32395e68257a2e4256/height=288;version=1;width=512/https%3A%2F%2Fcodrops-1f606.kxcdn.com%2Fcodrops%2Fwp-content%2Fuploads%2F2010%2F09%2Fcollapsingsitenavigation.jpg%3Fx82873)