function php_get_browser($agent = NULL){
$agent=$agent?$agent:$_SERVER['HTTP_USER_AGENT'];
$yu=array();
$q_s=array("#\.#","#\*#","#\?#");
$q_r=array("\.",".*",".?");
$brows=parse_ini_file("php_browscap.ini",true);
foreach($brows as $k=>$t){
  if(fnmatch($k,$agent)){
  $yu['browser_name_pattern']=$k;
  $pat=preg_replace($q_s,$q_r,$k);
  $yu['browser_name_regex']=strtolower("^$pat$");
    foreach($brows as $g=>$r){
      if($t['Parent']==$g){
        foreach($brows as $a=>$b){
          if($r['Parent']==$a){
            $yu=array_merge($yu,$b,$r,$t);
            foreach($yu as $d=>$z){
              $l=strtolower($d);
              $hu[$l]=$z;
            }
          }
        }
      }
    }
    break;
  }
}
return $hu;
}