function showAlert(num)
{
	switch(num)
	{
		case 1:
			alert('Must finish updating previous section to edit this section!');
			break;
		default:
			break;
	}
}

function updatePickupDate()
{
	var str;
	str = document.getElementById('po').value;
	document.getElementById('do').value = str.slice(str.indexOf("?")+1);
}