var currentId;
function showSubItems(id, parent)
{
	if (currentId != '' && currentId != id && currentId != parent) {
	 if (document.getElementById('li-'+ currentId)){
		document.getElementById('li-'+ currentId).className = '';
		document.getElementById('li-ul-'+ currentId).style.display = 'none';
		}
	}	
	currentState = document.getElementById('li-ul-'+ id).style.display;
	if (currentState == 'none') {newState = ''} else {newState = 'none'}
	document.getElementById('li-'+ id).className = 'active';
	document.getElementById('li-ul-'+ id).style.display = newState;	
	
	currentId = id;	
}

function order(id)
{
  document.getElementById(id).submit();
  return false;
}

function vergelijk(url, id)
{
  new Ajax.Request(url, {
  	method: 'get',
  	parameters: {diff_product: id},
  	onSuccess: function(transport) {
  	  var response = transport.responseText;
  	  document.getElementById('vergelijk_producten').innerHTML = response;
  	}
  	});

  return false;
}

function removeVergelijk(url)
{
  new Ajax.Request(url, {
  	method: 'get',
  	onSuccess: function(transport) {
  	  var response = transport.responseText;
  	  document.getElementById('vergelijk_producten').innerHTML = response;
  	}
  	});

  return false;
}

function goback()
{
  history.go(-1);
  return false;
}


function changepicture(image)
{
  document.getElementById('mainimage').src = image+'?width=250';
  
  return false;
}


function displayBig(url)
{
  var string = document.getElementById('mainimage').src;
  string     = string.substring(0, string.indexOf('?'));
  window.open(url+'?file='+string, '_blank', 'channelmode=0,directories=0,fullscreen=0,height=410,width=410,location=0,menubar=0,resizable=0,scrollbars=0,status=1,titlebar=1,toolbar=0');
}