$(function() { $(".limitbtn").each(function() { $(this)[0].addEventListener('click', function() { $(this).css("pointer-events", "none"); setTimeout(function() { $(".limitbtn").css("pointer-events", "auto"); }, 500); }); }); var mm = setInterval(function() { var blen = $("body .layui-layer-btn1").length; $("body .layui-layer-btn1").each(function() { $(this)[0].addEventListener('click', function() { $(this).css("pointer-events", "none"); setTimeout(function() { $("body .layui-layer-btn1").css("pointer-events", "auto"); }, 5000); }); }); if (blen > 0) { clearInterval(mm); } }, 20); })