function url_exists($url) {
$resURL = curl_init();
curl_setopt($resURL, CURLOPT_URL, $url);
curl_setopt($resURL, CURLOPT_FOLLOWLOCATION, TRUE);
curl_setopt($resURL, CURLOPT_RETURNTRANSFER, TRUE);
curl_setopt($resURL, CURLOPT_FAILONERROR, 1);
curl_exec ($resURL);
$intReturnCode = curl_getinfo($resURL, CURLINFO_HTTP_CODE);
curl_close ($resURL);
if ($intReturnCode != 200 && $intReturnCode != 302 && $intReturnCode != 304) { return false; } else return true;
}
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