//Vars for header / Nav Styles ==========================
  var page = document.title;
	
	//State paths - and add "../" if it is a sub page//
	var subPage = "";
	if(page!="Cadena Home") subPage="../";
	var normPath= subPage+'images/nav/v1.3/';
	var hoverPath= subPage+'images/nav/v1.3/over/';
	var selectedPath= subPage+'images/nav/v1.3/selected/';
	
	//The images change due to the drop shadow and the blue rounded tabs that "drop out of" the header
	var                       idown='down.jpg',    isupport='support.jpg';    imgfiller=normPath+'navFiller.jpg';
	if(page!="Cadena Home"){  idown='downSUB.jpg'; isupport='supportSUB.jpg';	imgfiller=normPath+'navFillerSUB.jpg'; }
	
	//link file path and image sources for normal nav img(blue with white txt)
	var imghome=normPath+'home.jpg';		var imgover=normPath+'over.jpg';    var imgdoc=normPath+'doc.jpg';
	var imgdown=normPath+idown;					var imgsupport=normPath+isupport;
	//link file path and image sources for selected button(blue with orange txt) for the appropriate page/subpage
	switch (page){
		case "Cadena Home":						imghome = selectedPath+'home.jpg';	break;
		//case "ERROR":									imghome = selectedPath+'home.jpg';	break;
		case "Cadena Over View":			imgover = selectedPath+'over.jpg';	break;
		case "Cadena Documentation": 	imgdoc  = selectedPath+'doc.jpg';		break;
		case "Cadena Download": 			imgdown = selectedPath+idown;				break;
		case "Cadena Support":				imgsupport = selectedPath+isupport;	break;
		default: 
						//alert("Page name: "+page+" not found match in site definition");
						imghome = selectedPath+'home.jpg';	break;//naming error in html title or Error in pages
	}	

	// Sets the navHTML, which is later called by: document.getElementById('topNavItems').innerHTML = navHTML;
	var navHTML=
	      "<table width='100%' border='0' cellpadding='0' cellspacing='0' id='topNavItems'>" +
					"<tr>"+
						"<td id='nav_home'><img src='"+imghome+"' name='nav_home' border='0' usemap='#Maphome' /></td>"+
						"<td id='nav_over'><img src='"+imgover+"' name='nav_over' border='0' usemap='#Mapover' /></td>"+
						"<td id='nav_doc'><img src='"+imgdoc+"' name='nav_doc' border='0' usemap='#Mapdoc' /></td>"+
						"<td id='nav_down'><img src='"+imgdown+"' name='nav_down' border='0' usemap='#Mapdown' /></td>"+
						"<td id='nav_support'><img src='"+imgsupport+"' name='nav_support' border='0' usemap='#Mapsupport' /></td>"+
						"<td id='imgFiller'><img src='"+imgfiller+"' border='0' /></td>"+
						"<td width='100%' id='dropShadow'>&nbsp;</td>"+
					"</tr>"+
				"</table>";

//SubNav Vars ===========================================
	var commonHTML='<div class="subNav"><div class="subNavItem">';
	var commonHTML2='</div></div>';
	var imgSpacer='<img src="'+subPage+'images/spacer.gif" width="156" height="1" />';
		var searchHTML=
		' <form name="siteSearch" action="http://www.google.com/search" method="get" onSubmit="Gsitesearch(this)">'+
		'	<input name="qfront" type="text" style="width: 142px; float:right; vertical-align:middle;margin-right:2px" />'+
		'	<input type="image" name="search" id="search" src="'+subPage+'images/search/search_blue.gif" style="float:right;margin:0px;padding:0px" '+
		' onmouseover="MM_swapImage(\'search\', \'\', \''+subPage+'images/search/search_gray.gif\', 1);"'+
		' onmouseout="MM_swapImage(\'search\', \'\', \''+subPage+'images/search/search_blue.gif\', 1);"'+
		' onclick="goAbout();" />'+
		'	<input name="q" type="hidden" />'+
		'</form>'+
		'</div><br />'+imgSpacer;	
	var DIV_homeHTML=
		'<div ID="DIV_home">'+commonHTML+'<a href="'+subPage+'index.shtml">Welcome to Cadena</a></div></div>';			
	var DIV_overHTML=
		'<div ID="DIV_over">'+
		   commonHTML+'<a href="'+subPage+'Overview/about.shtml">About Cadena</a>'							+commonHTML2+
		   commonHTML+'<a href="'+subPage+'Overview/people.shtml">People</a>'										+commonHTML2+
		   commonHTML+'<a href="'+subPage+'Overview/funding.shtml">Funding</a>'									+commonHTML2+
			 commonHTML+'<a href="'+subPage+'old/index.shtml">Previous Versions</a>'							+commonHTML2+
		   commonHTML+'<a href="'+subPage+'Overview/relatedProjects.shtml">Related Projects</a>'+commonHTML2;		
	var DIV_docHTML=
		'<div ID="DIV_doc">'+
		   commonHTML+'<a href="'+subPage+'Documentation/Tutorials.shtml">Tutorials</a>'													+commonHTML2+
		   commonHTML+'<a href="'+subPage+'Documentation/GettingStarted.shtml">Getting Started</a>'								+commonHTML2+
		   commonHTML+'<a href="'+subPage+'update/web/cadena-manual.pdf" target="_blank">User Manual</a>'	+commonHTML2+
		   commonHTML+'<a href="'+subPage+'Documentation/Papers.shtml">Papers</a>'																+commonHTML2+
		   commonHTML+'<a href="'+subPage+'Documentation/Presentations.shtml">Presentations</a>'									+commonHTML2+
		   commonHTML+'<a href="'+subPage+'Documentation/CALM.shtml">CALM</a>'																		+commonHTML2;		
	var DIV_downHTML=
		'<div ID="DIV_down">'+commonHTML+'<a href="'+subPage+'update/">Download Cadena</a>'+commonHTML2;		
	var DIV_supportHTML=
		'<div ID="DIV_support">'+commonHTML+'<a href="'+subPage+'Support/">Policy</a>'+commonHTML2;
