<div class="box"><h3>你的鼠标有多快？</h3><p>游戏说明：点击'开始游戏'，随机掉下QQ表情，点中它，千万别让它掉下去！！</p><input type="button" name="" id="" value="开始游戏" /><div class="cont"><div class="fen"><span>得分：0分</span><span>失分：0分</span></div><div id="game"></div></div>
</div>
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var time2=2000;Btn.οnclick=function(){//修改按钮文字this.value="游戏进行中...";fn();timer=setInterval(function(){fn();},time1)}function fn(){//生成掉落的圆点game.innerHTML+="<i style='left: "+Math.round( Math.random()*520)+"px;'></i>";var len=aIs.length;for (var i=0;i<len;i++) {//圆点掉落mTween(aIs[i],"top",400,time2,"linear");mTween(aIs[i],"left",Math.round( Math.random()*530),time2,"linear",function(){//运动结束失分加1aSpan[1].innerHTML="失分:"+(aIs.length-num)+"分";//当失分大于10之后，游戏结束，不在生成圆点if(aIs.length-num>9){clearInterval(timer);Btn.value="游戏结束";}});aIs[i].index=i;//鼠标移入清除运动aIs[i].οnmοuseοver=function(){clearInterval(this["top"]);clearInterval(this["left"]);}//鼠标点击背景变为黑色，左右抖动，透明度变为0，得分加1，失分保持原先的值aIs[i].οnclick=function(){var that=this.index;num++;this.style.background="#000";shake(this,"left",function(){aIs[that].style.opacity="0";aSpan[0].innerHTML="得分:"+num+"分";aSpan[1].innerHTML="失分:"+(aIs.length-num)+"分";});}}//每次点击的圆点达到20个之后速度加快，都缩短100msif(num%20==0){time1-=100;time2-=100;//当时间减为0，并且失分少于10个之后，游戏终止，并清除定时器，显示恭喜if(time1<=0&&aIs.length-num<9){time1=0;time2=0;game.innerHTML="大神，恭喜您通关了！！"Btn.value="游戏结束";clearInterval(timer);}}}//抖动函数
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