/////////////////////////////////////////////////////////////////////////////
// Function : NavNode (constructor)
// Comments :
/////////////////////////////////////////////////////////////////////////////
function NavNode(id, label, href, parent)
{
	this.m_parent = null;
	this.m_level = 0;

	if (parent)
	{
		this.m_parent = parent;
		this.m_level = parent.m_level+1;
	}

	this.m_id = id;

	// assume that m_label will most often be used directly as HTML
	this.m_rawlabel = label;

	label = label.replace(/&/g, '&');
	label = label.replace(/</g, '&lt;');
	label = label.replace(/>/g, '&gt;');
	label = label.replace(/"/g, '&quot;');

	this.m_label = label;

	this.m_href = href;
	this.m_subNodes = new Array();

	var argValues = NavNode.arguments;
	var argCount = NavNode.arguments.length;

	for (i = 4 ; i < argCount ; i++)
	{
		var eqPos = argValues[i].indexOf("==");
		var attrName = argValues[i].substring(0,eqPos);
		var attrValue = argValues[i].substring(eqPos+2);

		eval("this.cp_" + attrName + " = '" + attrValue + "';");
	}

	NavNode.prototype.addNode = addNode;
	NavNode.prototype.isSelected = isSelected;
}

/////////////////////////////////////////////////////////////////////////////
// Function : addNode
// Comments :
/////////////////////////////////////////////////////////////////////////////
function addNode(id, label, href)
{
	var newIndex = this.m_subNodes.length;
	var newNode = new NavNode(id, label, href, this);

	var argValues = addNode.arguments;
	var argCount = addNode.arguments.length;

	for (i = 3 ; i < argCount ; i++)
	{
		var eqPos = argValues[i].indexOf("==");
		var attrName = argValues[i].substring(0,eqPos);
		var attrValue = argValues[i].substring(eqPos+2);

		eval("newNode.cp_" + attrName + " = '" + attrValue + "';");
	}

	this.m_subNodes[newIndex] = newNode;
	return newNode;
}

/////////////////////////////////////////////////////////////////////////////
// Function : isSelected
// Comments :
/////////////////////////////////////////////////////////////////////////////
function isSelected()
{
    var pos = window.location.href.lastIndexOf("/");
    var docname = window.location.href.substring(pos+1, window.location.href.length);

    pos = this.m_href.lastIndexOf("/");
    var myname = this.m_href.substring(pos+1, this.m_href.length);

    if (docname == myname)
		return true;
	else
		return false;
}

/////////////////////////////////////////////////////////////////////////////
// Function : customSectionPropertyExists
// Comments :
/////////////////////////////////////////////////////////////////////////////
function customSectionPropertyExists(csp)
{
	return (typeof csp != _U && csp != null);
}

/////////////////////////////////////////////////////////////////////////////
// Function : getCustomSectionProperty
// Comments :
/////////////////////////////////////////////////////////////////////////////
function getCustomSectionProperty(csp)
{
	if (customSectionPropertyExists(csp))
	{
		return csp;
	}
	else
	{
		return "";
	}
}

/////////////////////////////////////////////////////////////////////////////

var g_navNode_Root = new NavNode('2973','Home',ssUrlPrefix + 'index.htm',null,'WebsiteType==Internet microsite');
g_navNode_0=g_navNode_Root.addNode('7038','A question of choice',ssUrlPrefix + 'choice/index.htm');
g_navNode_1=g_navNode_Root.addNode('7039','Our expertise',ssUrlPrefix + 'expertise/index.htm');
g_navNode_2=g_navNode_Root.addNode('7040','Charing Cross and Hammersmith',ssUrlPrefix + 'charingcross-hammersmith/index.htm');
g_navNode_2_0=g_navNode_2.addNode('7045','Your stay with us',ssUrlPrefix + 'charingcross-hammersmith/your-stay/index.htm');
g_navNode_2_1=g_navNode_2.addNode('7046','Guests',ssUrlPrefix + 'charingcross-hammersmith/guests/index.htm');
g_navNode_2_2=g_navNode_2.addNode('7047','Find a specialist service',ssUrlPrefix + 'charingcross-hammersmith/specialist-service/index.htm');
g_navNode_2_3=g_navNode_2.addNode('7048','Find a private consultant',ssUrlPrefix + 'charingcross-hammersmith/private-consultant/index.htm');
g_navNode_2_4=g_navNode_2.addNode('7049','Making an appointment',ssUrlPrefix + 'charingcross-hammersmith/appointment/index.htm');
g_navNode_2_5=g_navNode_2.addNode('7050','Contact us',ssUrlPrefix + 'charingcross-hammersmith/contact/index.htm');
g_navNode_3=g_navNode_Root.addNode('7041','Queen Charlotte\'s \x26 Chelsea ',ssUrlPrefix + 'qcch/index.htm');
g_navNode_3_0=g_navNode_3.addNode('7051','Find a private consultant',ssUrlPrefix + 'qcch/consultant/index.htm');
g_navNode_4=g_navNode_Root.addNode('7042','St Mary\'s ',ssUrlPrefix + 'stmarys/index.htm');
g_navNode_4_0=g_navNode_4.addNode('7052','Find a private consultant',ssUrlPrefix + 'stmarys/consultant/index.htm');
g_navNode_5=g_navNode_Root.addNode('7043','Western Eye ',ssUrlPrefix + 'western-eye/index.htm');
g_navNode_5_0=g_navNode_5.addNode('7053','Find a private consultant',ssUrlPrefix + 'western-eye/consultant/index.htm');
g_navNode_6=g_navNode_Root.addNode('7044','How to find us',ssUrlPrefix + 'directions/index.htm');
g_navNode_7=g_navNode_Root.addNode('7244','Accessibility',ssUrlPrefix + 'accessibility/index.htm','Navigation==Footer');
g_navNode_8=g_navNode_Root.addNode('7245','Disclaimer',ssUrlPrefix + 'disclaimer/index.htm','Navigation==Footer');
g_navNode_9=g_navNode_Root.addNode('7246','Sitemap',ssUrlPrefix + 'sitemap/index.htm','Navigation==Footer');