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function getURL($url,$proxy,$post='',$ref='') {

	$data = '';
	global $cookie;
	if(!file_exists($cookie)) {
		$file = fopen($cookie,"w");
		fclose($file);
	}
	$ch = curl_init() or die(curl_error());
	curl_setopt($ch, CURLOPT_URL,$url);
	//curl_setopt($ch, CURLOPT_USERAGENT, "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)");
	if($ref!='') {
		$ref = 'Referer: '.$ref;
		$header = array("User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.2) Gecko/20070219 Firefox/2.0.0.2","Accept: text/xml,application/xml,application/xhtml+xml,text/html;q=0.9,text/plain;q=0.8,image/png,*/*;q=0.5","Accept-Language: en-us,en;q=0.5","Accept-Encoding: *","Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7","Keep-Alive: 300","Connection: keep-alive",$ref,"Expect: ");
	}
	else {
		$header = array("User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.2) Gecko/20070219 Firefox/2.0.0.2","Accept: text/xml,application/xml,application/xhtml+xml,text/html;q=0.9,text/plain;q=0.8,image/png,*/*;q=0.5","Accept-Language: en-us,en;q=0.5","Accept-Encoding: *","Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7","Keep-Alive: 300","Connection: keep-alive","Expect: ");
	}
	curl_setopt($ch, CURLOPT_HEADER, true);
	curl_setopt($ch, CURLOPT_HTTPHEADER, $header);
	curl_setopt($ch, CURLOPT_COOKIEJAR, $cookie);
	curl_setopt($ch, CURLOPT_COOKIEFILE, $cookie);
	curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
	curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);
	curl_setopt ($ch, CURLOPT_TIMEOUT, 10);
	if($post!='') {
		curl_setopt($ch, CURLOPT_POST, 1);
		curl_setopt($ch, CURLOPT_POSTFIELDS, $post);
	}
	curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
	$data = curl_exec($ch);// or die(curl_error($ch));
	curl_close($ch);
	return $data;

}