//javascript functions used to show and hide layers

function toggle_div(which, show, hide)
{
  var clicked = document.getElementById(which + 'Toggle');
  var body = document.getElementById(which + 'Body');
  if (! show) show = 'Show';
  if (! hide) hide = 'Hide';
  body.style.display = body.style.display == 'none' ? 'block' : 'none';
  clicked.innerHTML = body.style.display == 'none' ? show : hide; 
  
}

function changeTrackDetail()
	{
	title = document.getElementById('trackDetail');
	body = document.getElementById('trackDetailBody');
	if (title.style.display == 'none')
		{
		title.style.display = 'block';
		body.style.display = 'none';
		}
	else{
		title.style.display = 'none';
		body.style.display = 'block';
		}
	}


function changeIncludeDetail()
	{
	title = document.getElementById('includeDetail');
	body = document.getElementById('includeDetailBody');
	if (title.style.display == 'none')
		{
		title.style.display = 'block';
		body.style.display = 'none';
		}
	else{
		title.style.display = 'none';
		body.style.display = 'block';
		}
	}


function changeOptionDetail()
	{
	title = document.getElementById('optionDetail');
	body = document.getElementById('optionDetailBody');
	if (title.style.display == 'none')
		{
		title.style.display = 'block';
		body.style.display = 'none';
		}
	else{
		title.style.display = 'none';
		body.style.display = 'block';
		}
	}


function changeItineraryDetail()
	{
	title = document.getElementById('itineraryDetail');
	body = document.getElementById('itineraryDetailBody');
	if (title.style.display == 'none')
		{
		title.style.display = 'block';
		body.style.display = 'none';
		}
	else{
		title.style.display = 'none';
		body.style.display = 'block';
		}
	}