<a href="javascript:;" id="sendToTel" >发送短信</a> <script type="text/javascript"> $(document).ready(function () { $("#sendToTel").click(function () { var mobile = $("#txtMobile").val(); $.ajax({ type: "POST", url: "/Ajax/SmsAddress.ashx", data: "Mobile=" + mobile + "", dataType: "text", success: function (msg) { $("#sendToTel").html("<i>发送成功</i>"); //在这里禁用30秒 然后才可以重新点 } }); }); var canSend; function updateTime(time) { var linkBtn = $("#sendToTel"); linkBtn.html(time <= 0 ? "<i>发送短信</i>" : ("<i>" + time + "秒后可重新发送</i>")); var hander = setInterval(function () { if (time <= 0) { canSend = false; clearInterval(hander); linkBtn.html("<i>发送短信</i>"); linkBtn.removeAttr("disabled"); } else { canSend = true; linkBtn.attr({ "disabled": "disabled" }); linkBtn.html("<i>" + time + "秒后可重新发送</i>"); } }, 1000); } }); </script>