宝宝就快出生了，闲着无聊，写个小东西玩玩
1 <html> 2 <head> 3 <style> 4 #PPQTime{ 5 font-size:36px; 6 color:black; 7 font-weight:bold; 8 } 9 10 </style>11 <script>12 13 function Clock()14 {15 var Today=new Date();16 var PPQday=new Date(2010,9-1,28);17 var DayTime = (PPQday.getTime()-Today.getTime())/ 1000 / 60 / 60 /24;18 var days = parseInt(DayTime);//天19 var HourTime =(DayTime - days)*24;20 var hours =parseInt(HourTime);//时21 var MinutesTime =(HourTime-hours)*60;22 var minutes = parseInt(MinutesTime);//分23 var SecondTime =(MinutesTime-minutes)*60;24 var seconds = parseInt(SecondTime); //秒25 var MillisecondTime = (SecondTime-seconds)*100;//取2位26 var milliseconds = parseInt(MillisecondTime);//毫秒27 28 document.getElementById("PPQTime").innerHTML= "距宝宝出生还有 "+ days + "天"+ ForMat(hours)+"小时"+ForMat(minutes)+"分"+ForMat(seconds)+"秒"+ForMat(milliseconds)+"毫秒";29 setTimeout(Clock,100);30 31 32 }33 function ForMat(data)34 {35 if(data<10)36 return "0"+data;37 else38 return data;39 }40 </script>41 </head>42 <body onload="Clock()">43 44 <div id="PPQTime"></div>45 46 47 48 </body>49 </html>
来源：https://www.cnblogs.com/rebelboy/archive/2010/08/11/1797337.html