Stock Quote retriever...need help.

<?php 
Class yahoo
{
    function get_stock_quote($symbol)
    {
        $url = sprintf("http://ichart.finance.yahoo.com/table.csv?s=$symbol&a=$month&b=$day&c=$year", $symbol);
        $fp  = fopen($url, 'r');
        if (!fp) {
            echo 'Error : cannot recieve stock quote data.';
        } else {
            $data = @fgetcsv($fp, 4096, ', '); 
            fclose($fp);
            $this->symbol = $data[0]; // Stock symbol.
            $this->last   = $data[1]; // Last Trade (current price).
            //$this->date   = $data[2];
            //$this->time   = $data[3];
            //$this->change = $data[4]; // + or - amount change.
            //$this->open   = $data[5];
            //$this->high   = $data[6];
            //$this->low    = $data[7];
            //$this->volume = $data[8];
        }
    }
}

// This is the url to get the historical data http://ichart.finance.yahoo.com/table.csv?s=$ticker&a=$month&b=$day&c=$year

//s=$symbol (CGW)
//a=$month (year ago from today - in 00 format e.g., April = 04)
//b=$day (day or date in month e.g., 1 = 1st or 12 = 12th)
//c=$year (year from today - 2007)


// Stock symbols.
$symbols = array('AIG','CGW'); // These should be pulled automagically from the stock symbols in the modx database.
$i = 0;
// Variables would have to be automated somehow to go from today's date and set the variables for a year ago.
$month = array('01','02','03','04','05','06','07','08','09','10','11','12');
$day = array('1','2','3','4','5','6','7','8','9','10','11','12','13','14','15','16','17','18','19','20','21','22','23','24','25','26','27','28','29','30','31');
$year = array('2007','2008','2009');

// Declare class.
$quote = new yahoo; // new stock.

// Loop thru array of symbols as a default display instead of a graph.
echo "<ul>\n";
foreach ($symbols as $symbol) {
    $quote->get_stock_quote($symbols[$i++]); // Pass the Company's symbol. 
    echo "<li><a href=\"http://finance.yahoo.com/q?s=" .$symbol. "\" title=\"Yahoo! Finance: " .$symbol. "\">$quote->symbol</a>\n"; // can use $quote->symbol or $symbol
    echo "<ul>\n";
    echo "<li>Last Trade: \$" .$quote->last. "</li>\n"; // price.
    echo '<li>Change: <span style="';
    /* Make the + or - change elicit differing coloration. */
    $str   = $quote->change;
    $first = $str{0};
    if ($first == '+') {       // If we gained print the # in GREEN.
        echo 'color:#009900;';
    } elseif ($first == '-') { // If we lost RED.
        echo 'color:#990000;';
    } else {                   // NO color.
        echo 'font-weight:normal;';
    } // endelseif
    echo "\">" .$quote->change. "</span></li>\n";
    echo "</ul>\n";
    echo "</li>\n";
} // endforeach
echo "</ul>\n";
?>

$csv = new CSVData();
$csv->csvFile('file.csv'); // The path to our file (file.csv)
$csv->mysqlTable('tablename'); // The table we are dealing with
$csv->makeTable(false); // Do we want to make the table if its not created, you must declare the proper params in the .csv (true/false)
$csv->testMode(false); // If we want to test or just go in head first (true/false)
$csv->response(); // this returns true if the executed query worked.  You can use an if statement to check this, followed by the error/success msg in the next param..
$csv->responseText(); // the error/success msg

foreach ($symbols as $symbol) {
    $quote->get_stock_quote($symbols[$i++]); // Pass the Company's symbol. 

foreach ($symbols as $key => $value) {
   $quote->get_stock_quote($value);
}