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unction int2hex($intega){
   $Ziffer = "0123456789ABCDEF";
return $Ziffer[($intega%256)/16].$Ziffer[$intega%16];
}

function url_encode($text){
   $text = urlencode($text);
   if(!strpos($text,"%C3"))
       for($i=129;$i<255;$i++){
           $in = "%".int2hex($i);
           $out = "%C3%".int2hex($i-64);
           $text = str_replace($in,$out,$text);
       }
return $text;
}

function tounicode ($string){
$unistring="";
for($i=0;$i<strlen($string);$i++){
	$current=$string[$i];
	$codcurrent=ord($current);
	if($codcurrent>255):
       		$unicurrent=utf8_encode($current);
		$unistring=$unistring.$unicurrent;
	elseif($codcurrent<192):
		if($codcurrent==184):
                       $unicurrent=chr(209).chr($codcurrent-39);
                       $unistring=$unistring.$unicurrent;
		elseif($codcurrent==168):
                       $unicurrent=chr(208).chr($codcurrent-39);
                       $unistring=$unistring.$unicurrent;
		elseif($codcurrent==147):
				$unicurrent=utf8_encode("\"");
                        $unistring=$unistring.$unicurrent;
		elseif($codcurrent==148):
				$unicurrent=utf8_encode("\"");
                        $unistring=$unistring.$unicurrent;
		elseif($codcurrent==151):
				$unicurrent=utf8_encode("-");
                        $unistring=$unistring.$unicurrent;
		
		else:
              		$unicurrent=utf8_encode($current);
               		$unistring=$unistring.$unicurrent;
		endif;
	
	else:
		if ($codcurrent<240):
			$unicurrent=chr(208).chr($codcurrent-48);
			$unistring=$unistring.$unicurrent;
		else:
			$unicurrent=chr(209).chr($codcurrent-112);
			$unistring=$unistring.$unicurrent;
		endif;
		
	endif;
}
return $unistring;
}