chyba v Mozile

var now = new Date();
var yr = now.getYear();
var mName = now.getMonth() + 1;
var dName = now.getDay() + 1.;
var dayNr = ((now.getDate()<10) ? "" : "")+ now.getDate();

if(dName==1) Day = "Neděle";
if(dName==2) Day = "Pondělí";
if(dName==3) Day = "Úterý";
if(dName==4) Day = "Středa";
if(dName==5) Day = "Čtvrtek";
if(dName==6) Day = "Pátek";
if(dName==7) Day = "Sobota";
if(mName==1) Month="1.";
if(mName==2) Month="2.";
if(mName==3) Month="3.";
if(mName==4) Month="4.";
if(mName==5) Month="5.";
if(mName==6) Month="6.";
if(mName==7) Month="7.";
if(mName==8) Month="8.";
if(mName==9) Month="9.";
if(mName==10) Month="10.";
if(mName==11) Month="11.";
if(mName==12) Month="12.";

// String to display current date.
var todaysDate =(" "
+ Day
+ " "
+ dayNr
+ ". "
+ Month
+ " "
+ yr);
// Write date to page.

document.open();
document.write(""+todaysDate+" a svátek má ");

today = new Date();
den=today.getDate();
mesic=(today.getMonth()+1);