I just noticed I had an error in my code. I did something that I would normally do in PHP. For one of the "this", I did "$this". Here is the new final code sorry.

Code:
<!DOCTYPE html 
     PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
     "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">

<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
    <head>
        <title>Zebra Stripes</title>
        
        <style type="text/css">
            thead tr th {
                background-color: #93008E;
            }
            
            tr {
                background-color: #FFADFC;
            }
            
            tr.alt td {
                background-color: white;
            }
            
            tr.over td, tr:hover td {
                background-color: #93008E;
            }
        </style>
        
        <script src="jQuery.js" type="text/javascript"></script>
        
        <script type="text/javascript">
            $(document).ready(function() {
                $(".zebra tr").mouseover(function() {
                    $(this).addClass("over");
                });
                $(".zebra tr").mouseout(function() {
                    $(this).removeClass("over")
                });
                $(".zebra tr:even").addClass("alt");
            });
        </script>
    </head>
    <body>
    
        <table width = "650" class = "zebra">
            <thead>
                <tr>
                    <th>
                        Name
                    </th>
                    <th>
                        Rank
                    </th>
                    <th>
                        Post Count
                    </th>
                    <th>
                        Avatar Rating
                    </th>
                </tr>
            </thead>
            <tbody>
                <tr>
                    <td>
                        Jordan
                    </td>
                    <td>
                        Administrator
                    </td>
                    <td>
                        12,447
                    </td>
                    <td>
                        8
                    </td>
                </tr>
                <tr>
                    <td>
                        Xav
                    </td>
                    <td>
                        Code Slinger
                    </td>
                    <td>
                        12,146
                    </td>
                    <td>
                        7
                    </td>
                </tr>
                <tr>
                    <td>
                        TcM
                    </td>
                    <td>
                        Code Warrior
                    </td>
                    <td>
                        8,450
                    </td>
                    <td>
                        9
                    </td>
                </tr>
                <tr>
                    <td>
                        WingedPanther
                    </td>
                    <td>
                        Super Moderator
                    </td>
                    <td>
                        5,079
                    </td>
                    <td>
                        7
                    </td>
                </tr>
                <tr>
                    <td>
                        chili5
                    </td>
                    <td>
                        Code Warrior
                    </td>
                    <td>
                        4,431
                    </td>
                    <td>
                        9
                    </td>
                </tr>
                <tr>
                    <td>
                        marwex89
                    </td>
                    <td>
                        Guru
                    </td>
                    <td>
                        3,995
                    </td>
                    <td>
                        6
                    </td>
                </tr>
                <tr>
                    <td>
                        John
                    </td>
                    <td>
                        Co-Administrator
                    </td>
                    <td>
                        3,762
                    </td>
                    <td>
                        10
                    </td>
                </tr>
                <tr>
                    <td>
                        Egz0N
                    </td>
                    <td>
                        Guru
                    </td>
                    <td>
                        3,674
                    </td>
                    <td>
                        9
                    </td>
                </tr>
                <tr>
                    <td>
                        amrosama
                    </td>
                    <td>
                        Code Warrior
                    </td>
                    <td>
                        3,283
                    </td>
                    <td>
                        7
                    </td>
                </tr>
                <tr>
                    <td>
                        v0id
                    </td>
                    <td>
                        Retired
                    </td>
                    <td>
                        2,697
                    </td>
                    <td>
                        5
                    </td>
                </tr>
                <tr>
                    <td>
                        MathXpert
                    </td>
                    <td>
                        Guru
                    </td>
                    <td>
                        2,263
                    </td>
                    <td>
                        8
                    </td>
                </tr>
                <tr>
                    <td>
                        mendim.
                    </td>
                    <td>
                        Guru
                    </td>
                    <td>
                        2,032
                    </td>
                    <td>
                        8
                    </td>
                </tr>
                <tr>
                    <td>
                        Brandon W
                    </td>
                    <td>
                        Guru
                    </td>
                    <td>
                        2,004
                    </td>
                    <td>
                        10
                    </td>
                </tr>
                <tr>
                    <td>
                        MikeM
                    </td>
                    <td>
                        Guru
                    </td>
                    <td>
                        1,494
                    </td>
                    <td>
                        10
                    </td>
                </tr>
            </tbody>
        </table>
        
    </body>
</html>