function nextday(format)
{
var y, m, d;
var indate=document.forms[1].indate.value;
var time = getDateFromFormat(indate,format);
if (time!=0)
{
time=time+1000*60*60*24;
var myDate= new Date(time);
}
else 
	{
var myDate=new Date();
myDate.setDate(myDate.getDate()+1);
}
y=myDate.getFullYear();

m=myDate.getMonth()+1;
if (m<10)
{
	m="0"+m;
}
d=myDate.getDate();
if (d<10)
{
	d="0"+d;
}
var outstring=d+"/"+m+"/"+y;
document.forms[1].outdate.value=outstring;
}