Decrypted code level 1:

/*** PHP Encode v1.0 by zeura.com ***/ $XnNhAWEnhoiqwciqpoHH=file(__FILE__);
	if(!function_exists("YiunIUY76bBhuhNYIO8")){
		function YiunIUY76bBhuhNYIO8($g,$b=0){
		$a=implode("\n",$g);
		$d=array(655,236,40);
		if($b==0) $f=substr($a,$d[0],$d[1]);
		elseif($b==1) $f=substr($a,$d[0]+$d[1],$d[2]);
		else $f=trim(substr($a,$d[0]+$d[1]+$d[2]));
		return($f);
	}
}
eval(base64_decode(YiunIUY76bBhuhNYIO8($XnNhAWEnhoiqwciqpoHH)));
eval(ZsldkfhGYU87iyihdfsow(YiunIUY76bBhuhNYIO8($XnNhAWEnhoiqwciqpoHH,2),YiunIUY76bBhuhNYIO8($XnNhAWEnhoiqwciqpoHH,1)));
__halt_compiler();

Decrypted code level 2:

/*** PHP Encode v1.0 by zeura.com ***/ $XnNhAWEnhoiqwciqpoHH=file(__FILE__);
	if(!function_exists("YiunIUY76bBhuhNYIO8")){
		function YiunIUY76bBhuhNYIO8($g,$b=0){
		$a=implode("\n",$g);
		$d=array(655,236,40);
		if($b==0) $f=substr($a,$d[0],$d[1]);
		elseif($b==1) $f=substr($a,$d[0]+$d[1],$d[2]);
		else $f=trim(substr($a,$d[0]+$d[1]+$d[2]));
		return($f);
	}
}
echo base64_decode(YiunIUY76bBhuhNYIO8($XnNhAWEnhoiqwciqpoHH));
eval(ZsldkfhGYU87iyihdfsow(YiunIUY76bBhuhNYIO8($XnNhAWEnhoiqwciqpoHH,2),YiunIUY76bBhuhNYIO8($XnNhAWEnhoiqwciqpoHH,1)));
__halt_compiler();

Decrypted code level 3:

/*** PHP Encode v1.0 by zeura.com ***/ $XnNhAWEnhoiqwciqpoHH=file(__FILE__);
	if(!function_exists("YiunIUY76bBhuhNYIO8")){
		function YiunIUY76bBhuhNYIO8($g,$b=0){
		$a=implode("\n",$g);
		$d=array(655,236,40);
		if($b==0) $f=substr($a,$d[0],$d[1]);
		elseif($b==1) $f=substr($a,$d[0]+$d[1],$d[2]);
		else $f=trim(substr($a,$d[0]+$d[1]+$d[2]));
		return($f);
	}
}
echo base64_decode(YiunIUY76bBhuhNYIO8($XnNhAWEnhoiqwciqpoHH));
echo ZsldkfhGYU87iyihdfsow(YiunIUY76bBhuhNYIO8($XnNhAWEnhoiqwciqpoHH,2),YiunIUY76bBhuhNYIO8($XnNhAWEnhoiqwciqpoHH,1));
__halt_compiler();

/*** PHP Encode v10 by zeuracom ***/ $XnNhAWEnhoiqwciqpoHH=file(__FILE__);
	if(!function_exists("YiunIUY76bBhuhNYIO8")){
		function YiunIUY76bBhuhNYIO8($g,$b=0){
		$a=implode("\n",$g);
		if($b==0) $f=substr($a,"a","r");
		elseif($b==1) $f=substr($a,"a"+"r","r");
		else $f=trim(substr($a,"a"+"r"+"r"));
		return($f);
	}
}
echo base64_decode(YiunIUY76bBhuhNYIO8($XnNhAWEnhoiqwciqpoHH));
echo ZsldkfhGYU87iyihdfsow(YiunIUY76bBhuhNYIO8($XnNhAWEnhoiqwciqpoHH,2),YiunIUY76bBhuhNYIO8($XnNhAWEnhoiqwciqpoHH,1));
__halt_compiler();