query);
}

function cart_total($table, $session) {
$query = "SELECT * FROM $table WHERE session='$session' ";
$result = mysql_query($query);
if(mysql_num_rows($result) > 0) {
while($row = mysql_fetch_object($result)) {
$query = "SELECT price FROM inventory WHERE product='$row->product' ";
$invResult = mysql_query($query);
$row_price = mysql_fetch_object($invResult);
$total += ($row_price->price * $row->quantity);
}
}
return $total;
}

function display_contents($table, $session) {
$count = 0;
$query = "SELECT * FROM $table WHERE session='$session' ORDER BY id ";
$result = mysql_query($query);
while($row = mysql_fetch_object($result)) {
$query = "SELECT * FROM inventory WHERE product='$row->product' ";
$result_inv = mysql_query($query);
$row_inventory = mysql_fetch_object($result_inv);
$contents["product"][$count] = $row_inventory->product;
$contents["price"][$count] = $row_inventory->price;
$contents["quantity"][$count] = $row->quantity;
$contents["total"][$count] = ($row_inventory->price * $row->quantity);
$contents["description"][$count] = $row_inventory->description;
$count++;
}
$total = $this->cart_total($table, $session);
$contents["final"] = $total;
return $contents;
}

function num_items($table, $session) {
$query = "SELECT * FROM $table WHERE session='$session' ";
$result = mysql_query($query);
$num_rows = mysql_num_rows($result);
return $num_rows;
}

function quant_items($table, $session) {
$quant = 0;

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