<html> <head> <script type="text/javascript" src="js/jquery-1.3.2.js"></script> <script type="text/javascript"> $(document).ready(function(){ $("button").click(function () { $("p").show("slow"); }); }); </script> </head> <body> <body> <button>Show it</button> <p style="display:none">Hello</p> </body> </html>