function joinDate(day,month,year)
{
	if (String(day).length<2) day = '0'+day;
	if (String(month).length<2) month = '0'+month;
	return day+'/'+month+'/'+year;
}

function splitDate(d)
{
	r = new Object;
	r.day = d.substr(0,2);
	r.month = d.substr(3,2);
	r.year = d.substr(6,4);
	return r;
}

function getTS(d)
{
	if (d)
	{
		var dts = new Date(d.substr(6,4),d.substr(3,2)-1,d.substr(0,2));
		return dts.getTime();
	} else return 0;
}

function upDate(db,fn)
{
	var day = document.getElementById(fn+'_day').value;
	var month = document.getElementById(fn+'_month').value;
	var year = document.getElementById(fn+'_year').value;
	
	d = joinDate(day,month,year);
	df = document.getElementById(fn);

	df.value = d;
}

function upTime(db,fn)
{
	var hour = document.getElementById(fn+'_hour').value;
	var minutes = document.getElementById(fn+'_minutes').value;
	
	if (hour.length<2) hour = '0'+hour;
	if (minutes.length<2) minutes = '0'+minutes;

	t = hour+':'+minutes;
	tf = document.getElementById(fn);

	tf.value = t;
}