gistfile1.php

function setup_custom_rules () {
	add_filter( 'rewrite_rules_array','brabo_insert_rules' );
	brabo_flush_rules();
	
}

function brabo_insert_rules( $rules ) {
	$newrules = array();
	$newrules['^testsortable'] = 'index.php?ba=testsortable';
	$combined_rules = $newrules + $rules;
	return $combined_rules;
}