function initialisedate(outday,outmonth,retday,retmonth)
{
if (outday == "")
{
var outday=document.afpForm.ctl00$Sidebooking1$outday.value;
var outmonth=document.afpForm.ctl00$Sidebooking1$outmonth.value;
var calendar=new Date();
var advpurchase=0;
calendar.setDate((calendar.getDate())+ advpurchase);
document.afpForm.ctl00$Sidebooking1$outday.value=calendar.getDate();
document.afpForm.ctl00$Sidebooking1$outmonth.value=calendar.getFullYear() + "-" +(calendar.getMonth()+1);
calendar.setDate(calendar.getDate()+ 7);
document.afpForm.ctl00$Sidebooking1$retday.value=calendar.getDate();
document.afpForm.ctl00$Sidebooking1$retmonth.value=calendar.getFullYear() + "-" + (calendar.getMonth()+1);
}
else
{
document.afpForm.ctl00$Sidebooking1$outday.value = outday;
document.afpForm.ctl00$Sidebooking1$outmonth.value = outmonth;

document.afpForm.ctl00$Sidebooking1$retday.value = retday;
document.afpForm.ctl00$Sidebooking1$retmonth.value = retmonth;
}


}