function showMenu($this, $id)
{
	$this.className = 'active';
	if (typeof(document.getElementById('top_navi_' + $id)) !== 'undefined' && document.getElementById('top_navi_' + $id) != null)
	{
		if ($this.offsetWidth > document.getElementById('top_navi_' + $id).offsetWidth) document.getElementById('top_navi_' + $id).style.width = ($this.offsetWidth + 5) + 'px';
	}
}

function hideMenu($this, $id)
{
	$this.className = '';
}