Slide the next sibling LI up or down on hover, and toggle a class.

Edit code and click me	Your Result (Some examples do not work in Google Chrome):
<!DOCTYPE html> <html> <head> <style> ul { margin-left:20px; color:blue; } li { cursor:default; } li.active { background:black;color:white; } span { color:red; } </style> <script src="http://code.jquery.com/jquery-1.5.js" type="text/javascript"></script> <script type="text/javascript" language="javascript"> $(document).ready(function(){ $("li") .filter(":odd") .hide() .end() .filter(":even") .hover( function () { $(this).toggleClass("active") .next().stop(true, true).slideToggle(); } ); }); </script> </head> <body> <ul> <li>Milk</li> <li>White</li> <li>Carrots</li> <li>Orange</li> <li>Broccoli</li> <li>Green</li> </ul> </body> </html>
Edit the code above and click to see the result	www.xhtml.co.il - Try it yourself