function sendFilter()
{
	$filter = document.getElementById('filter').value;
	$f = document.getElementById('f').value;
	$value=$f

	$msg = '';
	if($f=='yyyy-mm-dd') {
		$msg = 'Must enter a search date.';
	} else if($f=='enter order ID') {
		$msg = 'Must enter an order ID.';
	} else if($f=='enter PO number') {
		$msg = 'Must enter a PO number.';
	}
	/*
	if($f=='') {
		$msg = 'Must enter a value';
	}
	*/
	if($msg!='') {
		alert($msg);
	} else {
		window.location = "index.php?main_page=account_history&filter="+$filter+"&f="+$value;
	}
	
}

function sendArtworkFilter()
{
	$filter = document.getElementById('filter').value;
	$f = document.getElementById('f').value;
	$value=$f

	$msg = '';
	if($f=='enter file type') {
		$msg = 'Must enter a file type.';
	} else if($f=='enter artwork ID') {
		$msg = 'Must enter an artwork ID.';
	}
	/*
	if($f=='') {
		$msg = 'Must enter a value';
	}
	*/
	if($msg!='') {
		alert($msg);
	} else {
		window.location = "index.php?main_page=art_on_file&filter="+$filter+"&f="+$value;
	}
	
}

function updateFilters($x)
{
	if($x=='o.date_purchased') {
		document.getElementById('f2').style.display='none';
		document.getElementById('f').style.display='inline';
		document.getElementById('f').value='yyyy-mm-dd';
	}
	if($x=='o.orders_id') {
		document.getElementById('f2').style.display='none';
		document.getElementById('f').style.display='inline';
		document.getElementById('f').value='enter order ID';
	}
	if($x=='oa.products_options_values') {
		document.getElementById('f2').style.display='none';
		document.getElementById('f').style.display='inline';
		document.getElementById('f').value='enter PO number';
	}
	if($x=='o.orders_status') {
		document.getElementById('f').style.display='none';
		document.getElementById('f2').style.display='inline';
	}
	if($x=='orders_products_attributes_id') {
		document.getElementById('f2').style.display='none';
		document.getElementById('f').style.display='inline';
		document.getElementById('f').value='enter artwork ID';
	}
	if($x=='products_options_values') {
		document.getElementById('f2').style.display='none';
		document.getElementById('f').style.display='inline';
		document.getElementById('f').value='enter file type';
	}
}