/*
// project: de nieuwe band
// redesign web site 2005/2006

// javascript functions for product browser. loaded on demand.

// metalusions - arjan haringa
// de nieuwe band - andre bosma
// de nieuwe band - theo kerkhof
*/

var purlpat = /\/([0-9]+)\/$/;

function pb_init(){
	if(document.getElementById){
		var t = document.getElementById('productgroup');
		var s = t.getElementsByTagName('div');
		var g = location.hash.substr(1);
		for(var i = 1; i < (s.length + 1); i++){
			s.item(i - 1).setAttribute('id', 'grp' + i);
			if(g == i){
				s.item(i - 1).style.display = 'block';
				}
			}
		var l = t.getElementsByTagName('a');
		for(var i = 0; i < l.length; i++){
			if(l.item(i).parentNode == t){
				l.item(i).onclick = function() { pb_exp(this); return false; }
				}
			}
		}
	}

setOnload(pb_init);

function pb_exp(obj){
	var h = obj.href.match(purlpat);
	var t = document.getElementById('productgroup');
	var s = t.getElementsByTagName('div');
	var c = document.getElementById('grp' + h[1]).style.display;
	for(var i = 0; i < s.length; i++){
		s.item(i).style.display = 'none';
		}
	if(c != 'block'){
		document.getElementById('grp' + h[1]).style.display = 'block';
		location.hash = h[1];
		}
	else {
		document.getElementById('grp' + h[1]).style.display = 'none';
		}
	return false;
	}