function toggleMeta(object)
{
	if (document.getElementById && document.getElementById(object) != null)
	{
		if ( document.getElementById(object).style.visibility == 'visible' )
		{
			document.getElementById(object).style.visibility='hidden';
			document.getElementById(object).style.display='none';
		}
		else
		{
			document.getElementById(object).style.visibility='visible';
			document.getElementById(object).style.display='block';
		}
	}
	else if (document.layers && document.layers[object] != null)
	{
		if ( document.getElementById(object).style.visibility == 'visible' )
		{
			document.layers[object].visibility = 'hidden';
		}
		else
		{
			document.layers[object].visibility = 'visible';
		}
	}
	else if (document.all)
	{
		if ( document.getElementById(object).style.visibility == 'visible' )
		{
			document.all[object].style.visibility = 'hidden';
		}
		else
		{
			document.all[object].style.zIndex = 100;
			document.all[object].style.visibility = 'visible';
		}
	}
}

function expandAll(count)
{
    for ( i = 1; i <= count; i++ )
    {
    	showMeta('cloak_id' + i);
    }
}

function showMeta(object)
{
	if (document.getElementById && document.getElementById(object) != null)
	{
		document.getElementById(object).style.visibility='visible';
		document.getElementById(object).style.display='block';
	}
	else if (document.layers && document.layers[object] != null)
	{
		document.layers[object].visibility = 'visible';
	}
	else if (document.all)
	{
		document.all[object].style.zIndex = 100;
		document.all[object].style.visibility = 'visible';
	}
}

function collapseAll(count)
{
    for ( i = 1; i <= count; i++ )
    {
    	hideMeta('cloak_id' + i);
    }
}

function hideMeta(object)
{
	if (document.getElementById && document.getElementById(object) != null)
	{
		document.getElementById(object).style.visibility='hidden';
		document.getElementById(object).style.display='none';
	}
	else if (document.layers && document.layers[object] != null)
	{
		document.layers[object].visibility = 'hidden';
	}
	else if (document.all)
	{
		document.all[object].style.visibility = 'hidden';
	}
}