//get and output "<item>" elements
$x = $xmlDoc->getElementsByTagName('item');
for ($i = 0; $i <= 17; $i++) {
$item_title = $x->item($i)->getElementsByTagName('title')->item(0)->childNodes->item(0)->nodeValue;
$item_link = $x->item($i)->getElementsByTagName('link')->item(0)->childNodes->item(0)->nodeValue;
$item_desc = $x->item($i)->getElementsByTagName('description')->item(0)->childNodes->item(0)->nodeValue;
$item_date = $x->item($i)->getElementsByTagName('pubDate')->item(0)->childNodes->item(0)->nodeValue;
//US DOLLAR
if ($item_title == "USD") {
$main_delimeter = strpos($item_desc, ",");
$buying_sub_string = substr($item_desc, 0, $main_delimeter);
$selling_sub_string = substr($item_desc, $main_delimeter + 3);
$price_delimeter = strpos($buying_sub_string, ":");
$buying = substr($buying_sub_string, $price_delimeter + 2);
$selling = substr($selling_sub_string, $price_delimeter + 2);
$updater->Update_Money_Exchange(1, $buying, $selling, $item_date);
} else {
if ($item_title == "GBP") {
$main_delimeter = strpos($item_desc, ",");
$buying_sub_string = substr($item_desc, 0, $main_delimeter);
$selling_sub_string = substr($item_desc, $main_delimeter + 3);
$price_delimeter = strpos($buying_sub_string, ":");
$buying = substr($buying_sub_string, $price_delimeter + 2);
$selling = substr($selling_sub_string, $price_delimeter + 2);
$updater->Update_Money_Exchange(2, $buying, $selling, $item_date);
} else {
if ($item_title == "EUR") {
$main_delimeter = strpos($item_desc, ",");
$buying_sub_string = substr($item_desc, 0, $main_delimeter);
$selling_sub_string = substr($item_desc, $main_delimeter + 3);
$price_delimeter = strpos($buying_sub_string, ":");
