function changeDate()
{
	var fieldMonth = document.getElementById('Presentationwhen-mm');
	var fieldDay = document.getElementById('Presentationwhen-dd');
	var fieldYear = document.getElementById('Presentationwhen');
	
	var currentMonth = fieldMonth.options[fieldMonth.selectedIndex].value;
	var currentDay = fieldDay.options[fieldDay.selectedIndex].value;
	var currentYear = fieldYear.options[fieldYear.selectedIndex].value;
	
	var myDate = new Date();
	myDate.setFullYear(currentYear,currentMonth-1,currentDay);
	myDate.setDate(myDate.getDate()+7);

	var publishMonth = document.getElementById('Presentationpublish-mm');
	var publishDay = document.getElementById('Presentationpublish-dd');
	var publishYear = document.getElementById('Presentationpublish');
	
	publishMonth.value = PadDigits(myDate.getMonth() - (-1), 2);
	publishDay.value = PadDigits(myDate.getDate(), 2);
	publishYear.value = myDate.getFullYear();

}

function PadDigits(n, totalDigits) 
{ 
	n = n.toString(); 
	var pd = ''; 
	if (totalDigits > n.length) 
	{ 
		for (i=0; i < (totalDigits-n.length); i++) 
		{ 
			pd += '0'; 
		} 
	} 
	return pd + n.toString(); 
} 

function setSearch(input)
{
	input.style.color = "#000000";
	input.value = "";
	input.focus();
}