function doit(oForm, usrInp)
{
  var one_day = 1000 * 60 * 60 * 24 ;

  var ArrivalDate = new Date(oForm.elements['ArrivalDate'].value);
  var DepDate = new Date(oForm.elements['DepDate'].value);	
  
  diff = DepDate - ArrivalDate
  var days = Math.round(diff/one_day);
  oForm.Nights2.value = days + (days!=1?"":"");
  oForm.Nights.value = days + (days!=1?"":"");
     
}

function TodaysDate()
{
var mydate=new Date()
var year=mydate.getYear()
if (year < 1000)
year+=1900
var day=mydate.getDay()
var month=mydate.getMonth()
var daym=mydate.getDate()
if (daym<10)
daym=""+daym
var dayarray=new Array("Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday")
var montharray=new Array("January","February","March","April","May","June","July","August","September","October","November","December")
date = daym+" "+montharray[month]+" "+year;
document.forms[0]['ArrivalDate'].value = date;
document.forms[0]['DepDate'].value = date;
}