function navBar() {
	//properties		
	this.tabsArray=[];	
	this.activeTab="";
	this.activeSubItem="";	

	//methods
	this.draw=draw;
	
}

function draw() 
{	
	var id;
	
	var navObject = [];	
	
	for(var i=0; i<this.tabsArray.length; i++) 
	{
		id=this.tabsArray[i][1];
		
		navObject[navObject.length]='<div id="'+id+'SubItems" onmouseover="showTab(\''+id+'\')">';

		for(var x=0; x<this.tabsArray[i][5].length; x++) 
		{
			if (this.tabsArray[i][5][x][2]!=this.activeSubItem) 
			{
				navObject[navObject.length]='<a href="'+this.tabsArray[i][5][x][0]+'" ' + '>';
				navObject[navObject.length]=this.tabsArray[i][5][x][1];
				navObject[navObject.length]='</a>';
			}
			else
			{
				navObject[navObject.length]='<a><b><font color="#21439C">'+this.tabsArray[i][5][x][1]+'</font></b></a>';
			}
				
		}
				
		navObject[navObject.length]='</div>';	
	}
	
	for(var i=0; i<navObject.length; i++) 
	{		
		document.write(navObject[i]);
	}
		
	if (this.activeTab.length>0)
		showTab(this.activeTab);
}
	
var lastTab='';
function showTab(tab) 
{
	if (lastTab!='')
		hide(lastTab+'SubItems');

	if (tab.length>0) 
	{					
		display(tab+'SubItems');		
		lastTab=tab;
	}
}
	
function display(object) 
{
  if (document.getElementById && document.getElementById(object) != null)
  {
		node = document.getElementById(object).style.visibility='visible';
    node = document.getElementById(object).style.display='block';
  }
  else if (document.layers && document.layers[object] != null) 
  {
		document.layers[object].visibility = 'visible';
    document.layers[object].display = 'block';
  }
  else if (document.all) 
  {
		document.all[object].style.visibility = 'visible';
    document.all[object].style.display = '';
  }
}

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