function srv_toggle_title(titleid)
{
	element = document.getElementById(titleid);
	if(element.style.display == 'none')
		element.style.display = 'block';
	else
  		element.style.display = 'none';
	
	return (element.style.display == 'block');
}

function srv_toggle_specialite(reference)
{
	visible = srv_toggle_title(reference);
	image = document.getElementById('img_' + reference);
	if(visible)
		image.src='images/pixx2.gif';
	else
		image.src='images/pixx.gif';
}

function goToService()
{
  select = document.getElementById('services');
  code = select.options[select.selectedIndex].value;
  window.location = code + '.html';
}