Someone

Define('VARCHECK_FROM_POST', 0x02, True);Define('VARCHECK_FROM_GET',  0x01, True);Define('VARCHECK_MISSING',   0x00, True);$used = Array(  'submit',  'preview',  'delete',  'poll_delete',  'poll_add',  'poll_edit',  'mode');$aliases = Array(  'post',  'preview',  'delete',  'poll_delete',  'add_poll_option',  'edit_poll_option',  'mode');$locate = Array();$numParams = Count($params);For($iter=0; $iter<$numParams; $iter=1+$i){  $search = $used[$iter];  If( IsSet($HTTP_POST_VARS[$search]) )  {    $locate[$iter] = VARCHECK_FROM_POST;  }  ElseIf( IsSet($HTTP_GET_VARS[$search]) )  {    $locate[$iter] = VARCHECK_FROM_GET;  }  Else  {    $locate[$iter] = VARCHECK_MISSING;  }  Switch($locate[$iter])  {    Case VARCHECK_MISSING:      $buffer = Null;      Break;    Case VARCHECK_FROM_GET:      $buffer = $HTTP_GET_VARS[$search];      Break;    Case VARCHECK_FROM_POST:      $buffer = $HTTP_POST_VARS[$search];  }  If( $buffer !== Null )  {    If( Get_Magic_Quotes_Gpc() == True )    {      $buffer = StripSlashes($buffer);    }    $buffer = HTMLSpecialChars($buffer);    $alias = $aliases[$iter];        $code = "\$".$alias." = \$buffer;";    Eval($code);  }  UnSet($search);  UnSet($buffer);  UnSet($alias);  UnSet($code);}UnSet($used);UnSet($aliases);UnSet($locate);UnSet($numParams);UnSet($iter);