function updateAmount(element)						
{
      amount = $('DonationAmount');
	var r1 = /^[0-9\.]+$/; 
      packs = $('DonationNumPacks');
      additional = $('DonationAdditionalAmount');
	if (packs.value=='') {packs.value=0;}
	if (additional.value=='') {additional.value=0;}
	if (r1.test(packs.value) && r1.test(additional.value)) {
		amount.value = parseFloat(packs.value)*5+parseFloat(additional.value);
	}
	return true;
}

function donate(element)						
{				


 dType = element;

	$('all').style.visibility = "visible";  
	$('all').style.display = "";
	$('bracelet2').style.visibility = "hidden";
	$('bracelet2').style.display = "none";
	$('memorial').style.visibility = "hidden";
	$('memorial').style.display = "none";
	$('memorial2').style.visibility = "hidden";
	$('memorial2').style.display = "none";
	$('memorialb').style.visibility = "hidden";
	$('memorialb').style.display = "none";
	$('memorial2b').style.visibility = "hidden";
	$('memorial2b').style.display = "none";
	$('bracelet').style.visibility = "hidden";
	$('bracelet').style.display = "none";

 if (dType.selectedIndex == 1)
 { 
	$('bracelet').style.visibility = "visible";
	$('bracelet').style.display = "";
	$('bracelet2').style.visibility = "visible";
	$('bracelet2').style.display = "";
	$('all').style.visibility = "hidden";  
	$('all').style.display = "none";

 } else  if (dType.selectedIndex == 2) { 
	$('memorial').style.visibility = "visible";
	$('memorial').style.display = "";
	$('memorialb').style.visibility = "visible";
	$('memorialb').style.display = "";
  } else  if (dType.selectedIndex == 3) { 
	$('memorial2').style.visibility = "visible";
	$('memorial2').style.display = "";
	$('memorial2b').style.visibility = "visible";
	$('memorial2b').style.display = "";
 } 

}