如何把这个html中的js代码分离成.js文件
<p align=center><font size=6 face="黑体"><b>2013年情人节</b></font></p>
<script language=JavaScript>
<!--
var now = new Date();
function currenttime()
{
var dtime = new Date("2/14/2013");
now.setTime(now.getTime()+100);
days = (dtime - now) / 1000 / 60 / 60 / 24;
daysRound = Math.floor(days);
hours = (dtime - now) / 1000 / 60 / 60 - (24 * daysRound);
hoursRound = Math.floor(hours);
minutes = (dtime - now) / 1000 /60 - (24 * 60 * daysRound) - (60 * hoursRound);
minutesRound = Math.floor(minutes);
if(minutesRound<=9)
minutesRound="0"+minutesRound
seconds = (dtime - now) / 1000 - (24 * 60 * 60 * daysRound) - (60 * 60 * hoursRound) - (60 * minutesRound);
secondsRound = Math.floor(seconds);
if(secondsRound<=9)
secondsRound="0"+secondsRound
time.innerHTML = daysRound + "天" +hoursRound + "小时" + minutesRound + "分" + secondsRound + "秒";
}
setInterval("currenttime()",100);
//-->
</script>
<p align=center>距离2013年2月14日还有<span id="time"></span></p>
[解决办法]
(function(w){
if(w.BindDate)return;
w.BindDate=function(dom)
{
if(dom.Timer)return;
dom.Timer= setInterval(function(){SetDate(dom)},100);
}
var SetDate=function(dom){
var dtime = new Date("2/14/2013");
now.setTime(now.getTime()+100);
days = (dtime - now) / 1000 / 60 / 60 / 24;
daysRound = Math.floor(days);
hours = (dtime - now) / 1000 / 60 / 60 - (24 * daysRound);
hoursRound = Math.floor(hours);
minutes = (dtime - now) / 1000 /60 - (24 * 60 * daysRound) - (60 * hoursRound);
minutesRound = Math.floor(minutes);
if(minutesRound<=9)
minutesRound="0"+minutesRound
seconds = (dtime - now) / 1000 - (24 * 60 * 60 * daysRound) - (60 * 60 * hoursRound) - (60 * minutesRound);
secondsRound = Math.floor(seconds);
if(secondsRound<=9)
secondsRound="0"+secondsRound
dom.innerHTML = daysRound + "天" +hoursRound + "小时" + minutesRound + "分" + secondsRound + "秒";
}
})(window)
<p align=center><font size=6 face="黑体"><b>2013年情人节</b></font></p>
<p align=center>距离2013年2月14日还有<span id="time"></span></p>
<script src="name.js"></script>
var now = new Date();
function currenttime()
{
var dtime = new Date("2/14/2013");
now.setTime(now.getTime()+100);
days = (dtime - now) / 1000 / 60 / 60 / 24;
daysRound = Math.floor(days);
hours = (dtime - now) / 1000 / 60 / 60 - (24 * daysRound);
hoursRound = Math.floor(hours);
minutes = (dtime - now) / 1000 /60 - (24 * 60 * daysRound) - (60 * hoursRound);
minutesRound = Math.floor(minutes);
if(minutesRound<=9)
minutesRound="0"+minutesRound
seconds = (dtime - now) / 1000 - (24 * 60 * 60 * daysRound) - (60 * 60 * hoursRound) - (60 * minutesRound);
secondsRound = Math.floor(seconds);
if(secondsRound<=9)
secondsRound="0"+secondsRound
time.innerHTML = daysRound + "天" +hoursRound + "小时" + minutesRound + "分" + secondsRound + "秒";
}
setInterval("currenttime()",100);
