<?php function filter_input_general( $input ) { return htmlspecialchars(iconv('UTF-8', 'UTF-8', $input), ENT_QUOTES, 'UTF-8'); } function filter_input_username( $input ) { return ereg_replace("[^[:alnum:]\_\.\+\-]", "", $input ); } function filter_quotes( $input ) { return ereg_replace('["\'`]', '', $input ); } ?>