富强、民主、文明、和谐、自由、平等、公正、法治、爱国、敬业、诚信、友善

字符冒泡

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    var a = ["富强", "民主", "文明", "和谐", "自由", "平等", "公正" ,"法治", "爱国", "敬业", "诚信", "友善"]; 
    a_idx=~~(a.length*Math.random());
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    a_idx = (a_idx + 1) % a.length; 
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    $i.animate({ "top": y - 180, "opacity": 0 }, 1500, function() { $i.remove(); }); 
});