var _prev_id     = '';
var _in_progress = false;

function _menu(id)
{
	if(_in_progress) return;
	
	if(_prev_id == '')//1� ����
	{
		_prev_id = id;
		_in_progress = true;
		$j('#'+id).show('slide', {direction: 'up'}, 500, function(){ _in_progress = false; });
	}
	else
	{
		if(_prev_id == id)
		{

			_in_progress = true;
			if($j('#'+_prev_id).css('display') == 'block')
				$j('#'+_prev_id).hide('slide', {direction: 'up'}, 500, function(){ _in_progress = false; });
			else
				$j('#'+_prev_id).show('slide', {direction: 'up'}, 500, function(){ _in_progress = false; });
		}
		else
		{
			_in_progress = true;
			if($j('#'+_prev_id).css('display') == 'none')
			{
				$j('#'+id).show('slide', {direction: 'up'}, 500, function(){ _in_progress = false; });
			}
			else
			{
				$j('#'+_prev_id).hide('slide', {direction: 'up'}, 500, function(){ $j('#'+id).show('slide', {direction: 'up'}, 500, function(){ _in_progress = false; }); });
			}
			_prev_id = id;
		}
	}
}

function _hideall(noid)
{
	for(x = 1; x < 7; x++)
	{
		if('menu_sub_'+x == noid) continue;
		$j('#menu_sub_'+x).css('block','none');
		//$j('#menu_sub_'+x).hide('slide', {direction: 'up'}, 1, function(){  });
	}
}