Need help displaying checkboxes in a dialog box!!

Need help displaying checkboxes in a dialog box!!

Here is my code inside a jsp. If you can try it out you will see that all the checkboxes only display BELOW eachother. I NEED ROWS OF CHECKBOXES!! Why can't I do this in jquery dialog box?? (most of this code was from the jquery dialog website demo code)

  1.    <meta charset="utf-8">

    <html>
        <head>
            <meta http-equiv="Content-type" content="text/html;charset=UTF-8">

            <link href="../master.css" rel="stylesheet" type="text/css">
            <link href="../css/scheduler.css" rel="stylesheet" type="text/css">
            <script src="../js/fx.js" type="text/javascript"></script>
            <script src="../js/scheduler.js" type="text/javascript"></script>
            <script src="../js/preferences.js" type="text/javascript"></script>
            <script src="../js/matrices.js" type="text/javascript"></script>
            <script src="../js/register.js" type="text/javascript"></script>
            <script src="../js/jquery.js" type="text/javascript"></script>
            <script src="../js/jquery-ui-1.8.6.custom.min.js" type="text/javascript"></script>
            <script src="../js/jquery.ezCookie_0.7_min.js" type="text/javascript"></script>

            <link href="../css/jquery-ui-1.8.6.custom.css" rel="stylesheet" type="text/css" />
            <link href="../css/jquery.simpledialog.0.1.css" type="text/css" rel="stylesheet" />
            <script type="text/javascript" src="../js/jquery.simpledialog.0.1.js"></script>

        </head>
    </html>

        <style>
            body { font-size: 62.5%; }
            label, input { display:block; }
            input.text { margin-bottom:12px; width:95%; padding: .4em; }
            fieldset { padding:0; border:0; margin-top:25px; }
            h1 { font-size: 1.2em; margin: .6em 0; }
            div#users-contain { width: 350px; margin: 20px 0; }
            div#users-contain table { margin: 1em 0; border-collapse: collapse; width: 100%; }
            div#users-contain table td, div#users-contain table th { border: 1px solid #eee; padding: .6em 10px; text-align: left; }
            .ui-dialog .ui-state-error { padding: .3em; }
            .validateTips { border: 1px solid transparent; padding: 0.3em; }
        </style>


        <script>
        $(function() {
            // a workaround for a flaw in the demo system (http://dev.jqueryui.com/ticket/4375), ignore!
            $( "#dialog:ui-dialog" ).dialog( "destroy" );

            $( "#dialog-form" ).dialog({
                autoOpen: false,
                height: 300,
                width: 350,
                modal: true,
                buttons: {
                    "Create an account": function() {
                        var bValid = true;
                        allFields.removeClass( "ui-state-error" );

                        bValid = bValid && checkLength( name, "username", 3, 16 );
                        bValid = bValid && checkLength( email, "email", 6, 80 );
                        bValid = bValid && checkLength( password, "password", 5, 16 );

                        bValid = bValid && checkRegexp( name, /^[a-z]([0-9a-z_])+$/i, "Username may consist of a-z, 0-9, underscores, begin with a letter." );
                        // From jquery.validate.js (by joern), contributed by Scott Gonzalez: http://projects.scottsplayground.com/email_address_validation/
                        bValid = bValid && checkRegexp( email, /^((([a-z]|d|[!#$%&'*+-/=?^_`{|}~]|[ -퟿豈-﷏ﷰ-￯])+(.([a-z]|d|[!#$%&'*+-/=?^_`{|}~]|[ -퟿豈-﷏ﷰ-￯])+)*)|((")(((( | )*( ))?( | )+)?(([- -]|!|[#-[]|[]-~]|[ -퟿豈-﷏ﷰ-￯])|(([- -]|[ -퟿豈-﷏ﷰ-￯]))))*((( | )*( ))?( | )+)?(")))@((([a-z]|d|[ -퟿豈-﷏ﷰ-￯])|(([a-z]|d|[ -퟿豈-﷏ﷰ-￯])([a-z]|d|-|.|_|~|[ -퟿豈-﷏ﷰ-￯])*([a-z]|d|[ -퟿豈-﷏ﷰ-￯]))).)+(([a-z]|[ -퟿豈-﷏ﷰ-￯])|(([a-z]|[ -퟿豈-﷏ﷰ-￯])([a-z]|d|-|.|_|~|[ -퟿豈-﷏ﷰ-￯])*([a-z]|[ -퟿豈-﷏ﷰ-￯]))).?$/i, "eg. ui@jquery.com" );
                        bValid = bValid && checkRegexp( password, /^([0-9a-zA-Z])+$/, "Password field only allow : a-z 0-9" );

                        if ( bValid ) {
                            $( "#users tbody" ).append( "<tr>" +
                                "<td>" + name.val() + "</td>" +
                                "<td>" + email.val() + "</td>" +
                                "<td>" + password.val() + "</td>" +
                            "</tr>" );
                            $( this ).dialog( "close" );
                        }
                    },
                    Cancel: function() {
                        $( this ).dialog( "close" );
                    }
                },
                close: function() {
                    allFields.val( "" ).removeClass( "ui-state-error" );
                }
            });

            $( "#create-user" )
                .button()
                .click(function() {
                    $( "#dialog-form" ).dialog( "open" );
                });
        });
        </script>



    <div class="demo">

    <div id="dialog-form" title="Student Availability">
        <form id="checkboxForm">
         #1. <input type="checkbox" class="chckbx" value="1" />
         #2. <input type="checkbox" class="chckbx" value="2" />
         #3. <input type="checkbox" class="chckbx" value="3" />
       </form>
    </div>



    <button id="create-user">Specify Preferred Times</button>

    </div><!-- End demo -->