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private function grab_image($url,$saveto)
{
	    $ch = curl_init ($url);
	    curl_setopt($ch, CURLOPT_HEADER, 0);
	    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
	    curl_setopt($ch, CURLOPT_BINARYTRANSFER,1);
	    curl_setopt($ch, CURLOPT_USERAGENT,'Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.13) Gecko/20080311 Firefox/2.0.0.13');
	    $raw=curl_exec($ch);
	    curl_close ($ch);
	    if(file_exists($saveto)){
	        unlink($saveto);
	    }
	    $fp = fopen($saveto,'x');
	    fwrite($fp, $raw);
	    fclose($fp);
}