<?php
function maakUrlTitel($string) {
	$string = strtolower($string);
	
	$lettervan = "áéóúíäëöüïàèòùìýÿå";
	$letternaar = "aeouiaeouiaeouiyya";
	$string = strtr($string, $lettervan, $letternaar);
	
	$string = str_replace(" ", "-", $string);
	$sTekens = preg_replace("_([a-z0-9-])_", "", $string);
	
	for($i=0;$i<=strlen($sTekens);$i++) {
		$string = str_replace(substr($sTekens, $i, 1), "", $string);
	}
	
	while(substr($string, 0, 1) == '-')
		$string = substr($string, 1, strlen($string)-1);
	
	while(substr($string, strlen($string)-1, 1) == '-')
		$string = substr($string, 0, strlen($string)-1);
	
	return $string;
}
?>