Gmail jQuery Selectors for different objects

gmail-selectors.js

;(function($) {
    
    var selectedRow = $("#canvas_frame").contents().find('tr').removeClass('sel').end().find('.oZ-jd[style*=visibility]').closest('tr').addClass('sel');
    var nonSelectedRows = selectedRow.closest('table').find('tr').not('.sel');
    
    var selects = {
        "subject": ".hP",
        "addresses": "span.gD", // Email addresses in thread
        "thread-text": ".Bu:first", // Email thread text
        "sidebar": ".Bu:last", // Sidebar
        frameId: 'canvas_frame',
        toolbar: '.iH[gh=mtb]',
        title: '.hP:visible',
        from: '.gD',
        buttonClasses: 'T-I J-J5-Ji ar7 nf T-I-ax7 L3',
        buttonActive: 'T-I-Kq',
        buttonHover: 'T-I-JW',
        boxClasses: 'J-M jQjAxd',
        menuItemHover: 'J-N-JT',
        notificationBar: '.b8.UC',
        notificationText: '.b8.UC .vh',
        containerClasses: '.G-Ni.J-J5-Ji',
        singleMessage: '.h7:visible', // the :visible is to get rid of left-overs when going to next message
        lastMessage: '.h7.ie',
        sender: '.gD', // looks like <span email="sen@der.com">Sen Der</span>
        recipient: '.g2', // same as above, different class
        datetime: '.g3',
        messageText: '.ii.gt.adP.adO',
        sidebarContainerSeparator: '.nH.Pj', // separator between ads and contact info
        replyBox: '.gA.gt',
        userEmail: '[aria-owns=gbd4]',
        userName: '#gbmpn'
    }
})(jQuery);