$(document).ready(function(e) {
    $('section.member>article>.mains .mypromote dl>dd a[copy]').click(function(){
        var input = document.createElement("input");
        input.value = $(this).attr('copy');
        document.body.appendChild(input);
        input.select();
        document.execCommand("Copy");
        document.body.removeChild(input);
        _alert('复制成功','green');
    });
});