function tx_wtdirectory_autocomplete(ctrlId, acId, pid, cat, field) {

	Event.observe(window, 'load', function() {
		
		new Ajax.Autocompleter(ctrlId, acId, 'index.php', {
			parameters: 'eID=wtdirectory_autocomplete&pid=' + pid + '&field=' + field + '&cat=' + cat,
			paramName: 'search'
		});
		
	});
}