"; $end_str = ""; $start_pos = strpos($page,$start_str); $end_pos = strpos($page,$end_str); if ($start_pos === false) { $start_pos = 0; } if ($end_pos === false) { $end_pos = 0; } $trace_text = substr($page,$start_pos,$end_pos); $end_pos = strpos($trace_text,$end_str); $trace_text = substr($trace_text,0,$end_pos); if ($trace_text!="") { $trace_text .= ""; }else { $trace_text = "Sorry, but the service is not available at this moment"; } } else { $trace_text = "Sorry, but the service is not available at this moment"; } return $trace_text; } function GetHTMLpage($url_page) { $file = fopen ($url_page, "r"); if (!$file) { echo ""; exit; } while (!feof ($file)) { $html_page .= fread($file, 4096); } fclose($file); return $html_page; } function CleanParameters ($what_clean,$type=0) { if ($type==0) { $clean_text = preg_replace("/[^\d]/","",$what_clean); } else if ($type==1) { $clean_text = preg_replace("/[^aA-zZ]/","",$what_clean); } else if ($type==2) { $clean_text = preg_replace("/[^A-Za-z0-9.]/","",$what_clean); } return $clean_text; } ?>