CODE ĐẾM NGƯỢC THỜI GIAN TẾT NGUYÊN ĐÁN function setcountdown(theyear,themonth,theday){ yr=theyear;mo=themonth;da=theday } setcountdown(2011,02,03) var occasion="Tết Nguyên Đán - Xuân Tân Mão" var message_on_occasion="Chào " var countdownwidth=`480px` var countdownheight=`20px` var countdownbgcolor=`lightblack` var opentags=`` var closetags=`` var montharray=new Array("Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec") var crosscount=`` function start_countdown(){ if (document.layers) document.countdownnsmain.visibility="show" else if (document.all||document.getElementById) crosscount=document.getElementById&&!document.all?document.getElementById("countdownie") : countdownie countdown() } if (document.all||document.getElementById) document.write(``) window.onload=start_countdown function countdown(){ var today=new Date() var todayy=today.getYear() if (todayy < 1000) todayy+=1900 var todaym=today.getMonth() var todayd=today.getDate() var todayh=today.getHours() var todaymin=today.getMinutes() var todaysec=today.getSeconds() var todaystring=montharray[todaym]+" "+todayd+", "+todayy+" "+todayh+":"+todaymin+":"+todaysec futurestring=montharray[mo-1]+" "+da+", "+yr dd=Date.parse(futurestring)-Date.parse(todaystring) dday=Math.floor(dd/(60*60*1000*24)*1) dhour=Math.floor((dd%(60*60*1000*24))/(60*60*1000)*1) dmin=Math.floor(((dd%(60*60*1000*24))%(60*60*1000))/(60*1000)*1) dsec=Math.floor((((dd%(60*60*1000*24))%(60*60*1000))%(60*1000))/1000*1) //if on day of occasion if(dday<=0&&dhour<=0&&dmin<=0&&dsec<=1&&todayd==da){ if (document.layers){ document.countdownnsmain.document.countdownnssub.document.write(opentags+message_on_occasion+closetags) document.countdownnsmain.document.countdownnssub.document.close() } else if (document.all||document.getElementById) crosscount.innerHTML=opentags+message_on_occasion+closetags return } //if passed day of occasion else if (dday<=-1){ if (document.layers){ document.countdownnsmain.document.countdownnssub.document.write(opentags+"Chúc bạn năm mới An Khang - Thịnh Vượng! "+closetags) document.countdownnsmain.document.countdownnssub.document.close() } else if (document.all||document.getElementById) crosscount.innerHTML=opentags+"Chúc bạn năm mới An Khang - Thịnh Vượng "+closetags return } //else, if not yet else{ if (document.layers){ document.countdownnsmain.document.countdownnssub.document.write(opentags+dday+ "...