countdown regner forkert

<P></P>
<TABLE id=table3 cellPadding=0 width=333 align=center border=0>
<TBODY>
<TR>
<TD width=329 bgColor=#006600>
<TABLE id=table4 cellSpacing=0 cellPadding=0 width="100%" border=0>
<TBODY>
<TR></TR>
<TR>
<TD height=22>
<FORM name=count>
                  <P align=center><STRONG><FONT face="Geneva, Arial, Helvetica, san-serif" color=#ffffff size=3><BR>
                    <INPUT size=36 border=0 name=count2 height="42">
                    <BR>
                    </FONT></STRONG></P>
<DIV align=center></DIV></FORM>
<SCRIPT>
//change the text below to reflect your own,
var before=""
var current=""
var montharray=new Array("Jan","Feb","Mar","Apr","May","Jun","Jul","Aug","Sep","Oct","Nov","Dec")
function countdown(yr,m,d,h,mi){
theyear=yr;themonth=m;theday=d;thehour=h;theminute=mi
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[m-1]+" "+d+", "+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(dday==0&&dhour==0&&dmin==0&&dsec==1){
document.forms.count.count2.value=current
return
}
else
document.forms.count.count2.value=" "+dday+ " dage "+dhour+" timer "+dmin+" minutter og "+dsec+" sek.  " +before
setTimeout("countdown(theyear,themonth,theday,thehour,theminute)",1000)
}
//enter the count down date using the format year/month/day
countdown(2007,04,15,15,00,00)
</SCRIPT>
</TD></TR></TBODY></TABLE></TD></TR></TBODY></TABLE>