preg_replace('~[^a-z0-9_]~i','-',$X);}function
hidden_fields($Me,$Kc=array()){while(list($z,$X)=each($Me)){if(!in_array($z,$Kc)){if(is_array($X)){foreach($X
as$Zc=>$W)$Me[$z."[$Zc]"]=$W;}else
echo'<input type="hidden" name="'.h($z).'" value="'.h($X).'">';}}}function