// last updated 03-10-05 by wlp
/////////////////////////////////////////////////////////////////////////////
// Function : BreadCrumbs
// Comments : 
/////////////////////////////////////////////////////////////////////////////

function BreadCrumbs()
{
	this.m_Separator  = ' > ';

	this.m_NavPath    = g_navNode_Path;

	BreadCrumbs.prototype.Display = BreadCrumbs_Display;

	BreadCrumbs.prototype.DisplayNode = BreadCrumbs_DisplayNode;
}

function BreadCrumbs_Display (node)
{
	this.DisplayNode(node);
}

function BreadCrumbs_DisplayNode(node)	
{
	var level = node.m_level;

	var bExpand = false;

	var ds = new Array();
	var di = 0;
	
	if (this.m_NavPath.length > 0 && node.m_level < this.m_NavPath.length)
	{
		if (this.m_NavPath[node.m_level] == node.m_id)
			bExpand = true;
	}
	
	if (bExpand)
	{
		ds[di++] = '<a href="' + node.m_href + '"';
		ds[di++] = ' class="breadcrumb">'
		ds[di++] = node.m_label;
		ds[di++] = '</a>';
		
		if (this.m_NavPath.length > 0 && node.m_level < this.m_NavPath.length-1)
			ds[di++] = this.m_Separator;

		document.write(ds.join(''));	// Write out the "live" path only
	
		// expand sub-levels (if any)
		for (var i = 0; i < node.m_subNodes.length; i++)
		{
			this.DisplayNode(node.m_subNodes[i]);
		}
	}
}