wikisrch

<?php
$q=$_GET['message'];
$url = "http://en.wikipedia.org/w/api.php?format=xml&action=opensearch&search=".$q."&limit=5&namespace=0";
trim($url);
$ch = curl_init();
    curl_setopt($ch,CURLOPT_URL,$url);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);
    curl_setopt($ch, CURLOPT_USERAGENT, "Mozilla/5.0 (Windows; U; Windows NT 6.1; he; rv:1.9.2.8) Gecko/20100722 Firefox/3.6.8");
    $page = curl_exec($ch);
    $xml = new SimpleXMLElement($page);

    foreach($xml->Section->Item as $it){
    echo "<a href='".$it->Url."'>".$it->Text."</a><br/>";
    }

?>