Matches the first selected element
<html> <head> <script type="text/javascript" src="js/jquery-1.3.2.js"></script> <script type="text/javascript"> $(document).ready(function(){ $("tr:first").css("font-style", "italic"); }); </script> </head> <body> <table> <tr><td>Row 1</td></tr> <tr><td>Row 2</td></tr> <tr><td>Row 3</td></tr> </table> </body> </html>