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js倒计时(转)
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN""http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=gb2312" /><title>JS时间倒计时</title><script type="text/javascript">var time_now_server,time_now_client,time_end,time_server_client,timerID; time_end=new Date("2010/10/4 11:10:1");//结束的时间time_end=time_end.getTime(); time_now_server=new Date("2010/10/04 10:10:1");//开始的时间time_now_server=time_now_server.getTime(); time_now_client=new Date();time_now_client=time_now_client.getTime(); time_server_client=time_now_server-time_now_client; setTimeout("show_time()",1000); function show_time(){ var timer = document.getElementById("timer"); if(!timer){ return ; } timer.innerHTML =time_server_client; var time_now,time_distance,str_time; var int_day,int_hour,int_minute,int_second; var time_now=new Date(); time_now=time_now.getTime()+time_server_client; time_distance=time_end-time_now; if(time_distance>0) { int_day=Math.floor(time_distance/86400000) time_distance-=int_day*86400000; int_hour=Math.floor(time_distance/3600000) time_distance-=int_hour*3600000; int_minute=Math.floor(time_distance/60000) time_distance-=int_minute*60000; int_second=Math.floor(time_distance/1000) if(int_hour<10) int_hour="0"+int_hour; if(int_minute<10) int_minute="0"+int_minute; if(int_second<10) int_second="0"+int_second; str_time=int_day+"天"+int_hour+"小时"+int_minute+"分钟"+int_second+"秒"; timer.innerHTML=str_time; setTimeout("show_time()",1000); } else { timer.innerHTML =timer.innerHTML; clearTimeout(timerID) }}</script></head> <body><div id="timer">这里会被替换成例如：**天**小时**分钟**秒</div></body></html>
js倒计时(转)
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