var addressid=0;

function update_quantity(id, val) {
	quantity = document.getElementById(id).value;
	quantity = 	parseInt(quantity) + parseInt(val);
	if (quantity < 1) { quantity = 1; }
	if (quantity > 99) { v = 99; }
	document.getElementById(id).value = quantity;
}

function selectAddress(id)
{
  addresssel=document.getElementById(id);
  addresssel.className='addressSelected';
  
  if(addressid!=0 && addressid!=id)
  { 
    lastaddresssel=document.getElementById(addressid);
    lastaddresssel.className='addressSelection';
  }
  addressid=id;
}