这段代码应该没危害吧，小白的问题。

szxy

var x=setInterval("aa(2)",1000);var t=0;var a=0;var minute_t=0;function aa(time){try{var minute=document.getElementById("minute").innerHTML}catch(e){}var myDate=new Date();if(minute<=time||t==1){if(minute==58){t=0;return}t=1;httpRequest=new XMLHttpRequest();httpRequest.onreadystatechange=function(){if(httpRequest.readyState==4&&httpRequest.status==200){var responseText=eval("("+httpRequest.responseText+")");if(responseText.r==0){alert("\u606d\u559c\u5927\u54e5\uff0c\u4f60\u5df2\u7ecf\u62a2\u5230\u4e86");clearInterval(x)}else{if(responseText.r==205){alert("\u53cb\u60c5\u63d0\u793a:\u4f60\u7684\u8d26\u53f7\u5df2\u7ecf\u88ab\u9650\u5236\u4e86\uff0c\u53bb\u8f93\u4e0b\u9a8c\u8bc1\u7801\u5427!\u5730\u5740:http://igame.qq.com/authcode.php");clearInterval(x)}}}};httpRequest.open("GET","http://igame.qq.com/interface/fn/index.php?logicname=c_sendgift_getActGift&actname=a20150513tdqh&giftname=1&g_tk="+Igame["g_tk"]+"&json=1",true);httpRequest.send();a++;console.log("\u5f00\u62a2\u5566!\u5df2\u62a2"+a+"\u6b21!!"+myDate.toLocaleString())}else{if(minute!=minute_t){minute_t=minute}else{return}console.log("\u8fd8\u5269"+(parseInt(minute)-parseInt(time))+"\u5206\u949f\u5f00\u62a2!")}};
用来网页抢码的，看不懂啊，只好来请教高手了。