function submitform()
{
//puts the date fields together and submits form
var dateOne = new Date(document.resLauncher.yeardropdown.value, document.resLauncher.monthdropdown.value, document.resLauncher.arrDay.value);
document.resLauncher.checkin.value = (dateOne.getDate() + '/' + (dateOne.getMonth()+1) + '/' + dateOne.getFullYear());

var dateTwo = dateOne;

var  numNights = parseInt(document.resLauncher.nights.value);
dateTwo.setDate(dateTwo.getDate()+numNights);


document.resLauncher.checkout.value = (dateTwo.getDate() + '/' + (dateTwo.getMonth()+1) + '/' + dateTwo.getFullYear());

//document.resLauncher.submit();
}

var monthtext=['Jan','Feb','Mar','Apr','May','Jun','Jul','Aug','Sept','Oct','Nov','Dec'];

function populatedropdown(dayfield, monthfield, yearfield){
var today=new Date()
var dayfield=document.getElementById(dayfield)
var monthfield=document.getElementById(monthfield)
var yearfield=document.getElementById(yearfield)
for (var i=1; i<=31; i++)
dayfield.options[i]=new Option(i, i)
dayfield.options[today.getDate()]=new Option(today.getDate(), today.getDate(), true, true) //select today's day
for (var m=0; m<12; m++)
monthfield.options[m]=new Option(monthtext[m], m)
monthfield.options[today.getMonth()]=new Option(monthtext[today.getMonth()], today.getMonth(), true, true) //select today's month
var thisyear=today.getFullYear()
for (var y=0; y<20; y++){
yearfield.options[y]=new Option(thisyear, thisyear)
thisyear+=1
}
yearfield.options[0]=new Option(today.getFullYear(), today.getFullYear(), true, true) //select today's year
}

//populatedropdown(id_of_day_select, id_of_month_select, id_of_year_select)
window.onload=function(){
populatedropdown("daydropdown", "monthdropdown", "yeardropdown")
}