function show(id)
{
  //if (document.getElementById(id).style.display == "block") document.getElementById(id).style.display = "none";
  //else document.getElementById(id).style.display = "block";
  document.getElementById(id).style.display = "block";
}

function hide(id)
{
  document.getElementById(id).style.display = "none";
}

function show_hide_services(id)
{
  var block;
  if (document.getElementById(id).style.display == "block") block = true; 
  if (document.getElementById('services_ul_1').style.display == "block") document.getElementById('services_ul_1').style.display = "none";
  if (document.getElementById('services_ul_2').style.display == "block") document.getElementById('services_ul_2').style.display = "none";
  if (document.getElementById('services_ul_3').style.display == "block") document.getElementById('services_ul_3').style.display = "none";
  if (document.getElementById('services_ul_4').style.display == "block") document.getElementById('services_ul_4').style.display = "none";
  if (document.getElementById('services_ul_5').style.display == "block") document.getElementById('services_ul_5').style.display = "none";
  if (document.getElementById('services_ul_6').style.display == "block") document.getElementById('services_ul_6').style.display = "none";
  if (document.getElementById('services_ul_7').style.display == "block") document.getElementById('services_ul_7').style.display = "none";
  if (block) document.getElementById(id).style.display = "none";
  else document.getElementById(id).style.display = "block";  
}

function show_hide_pricelist(id)
{
  var block;
  if (document.getElementById(id).style.display == "block") block = true; 
  if (document.getElementById('pricelist_ul_1').style.display == "block") document.getElementById('pricelist_ul_1').style.display = "none";
  if (document.getElementById('pricelist_ul_2').style.display == "block") document.getElementById('pricelist_ul_2').style.display = "none";
  if (document.getElementById('pricelist_ul_3').style.display == "block") document.getElementById('pricelist_ul_3').style.display = "none";
  if (document.getElementById('pricelist_ul_4').style.display == "block") document.getElementById('pricelist_ul_4').style.display = "none";
  if (document.getElementById('pricelist_ul_5').style.display == "block") document.getElementById('pricelist_ul_5').style.display = "none";
  if (block) document.getElementById(id).style.display = "none";
  else document.getElementById(id).style.display = "block";  
}