/*
* Disable browser's own autocompletion feature to prevent it
* from interfering with the ajax version of the suggestion box
*/
function disable_autocomplete()
{
	e = document.getElementById('category');
	if(e) e.setAttribute("autocomplete","off"); 
	
	e = document.getElementById('where');
	if(e) e.setAttribute("autocomplete","off"); 
	
	e = document.getElementById('keyword');
	if(e) e.setAttribute("autocomplete","off"); 
}

function toggle_tail(toggler_id, target_id)
{
	toggler = document.getElementById(toggler_id);
	if(toggler.innerHTML == '+')
	{
		toggler.innerHTML = '-';
		toggler.style.fontSize = '18px';
	}
	else
	{
		toggler.innerHTML = '+';
		toggler.style.fontSize = '14px';
	}

	target = document.getElementById(target_id);
	if(target && target.style.display == 'none')
	{
		target.style.display = 'block';
	}
	else
	{
		target.style.display = 'none';
	}
}