function menu_default()
{
	
}
function menuover_test(level1,level2,level3)
{
	var startTime = new Date();
	if( level1 && level1.length && !level2)
	{
		for (var t in mainmenu)
			if( $('nav_'+ t) && t != level1 )
				swapimg('nav_'+t, level1_url + '/images/nav/'+ t +'.gif');
		swapimg('nav_'+level1, level1_url + '/images/nav/over/'+ level1 + '.gif');
		if( $('menu_1_' + level1 + '_items') )
			$('nav_level2').innerHTML = $('menu_1_' + level1 + '_items').innerHTML;	
		else
			$('nav_level2').innerHTML = $('nav_level2_default').innerHTML;
			
		$('nav_level3').innerHTML = $('nav_level3_default').innerHTML;
	}
	else if( level2 && level2.length && !level3 )
	{
		swapimg('nav_'+level1, level1_url + '/images/nav/over/'+ level1 + '.gif');
		for (var t in mainmenu[level1]['items'])
			if( $('nav_'+ t) && t != level2 )
				swapimg('nav_'+t, level2_url + '/images/nav/'+ level1 +'/'+ t + '.gif');
		swapimg('nav_'+level2, level2_url + '/images/nav/'+ level1 +'/over/'+ level2 + '.gif');
		if( $('menu_2_' + level2 + '_items') )
			$('nav_level3').innerHTML = $('menu_2_' + level2 + '_items').innerHTML;
		else
			$('nav_level3').innerHTML = $('nav_level3_default').innerHTML;
	}
	else if( level3 && level3.length )
	{
		swapimg('nav_'+level2, level2_url + '/images/nav/'+ level1 +'/over/'+ level2 + '.gif');
		for (var t in mainmenu[level1]['items'][level2]['items'])
			if( $('nav_'+ t) && t != level3 )
				swapimg('nav_'+t, level3_url + '/images/nav/'+ level1 +'/'+ level2 +'/'+ t + '.gif');
		swapimg('nav_'+level3, level3_url + '/images/nav/'+ level1 +'/'+ level2 +'/over/'+ level3 + '.gif');	
	}
				
	//console.log("Processing time: ", new Date() - startTime, " ms");	
}
function menuover(level1,level2,level3)
{
	var startTime = new Date();
	if( level1 && level1.length && !level2 )
	{
		for (var t in menulev1)
			if( $('nav_'+menulev1[t]) && menulev1[t] != level1 )
				swapimg('nav_'+menulev1[t], '/images/nav/'+ menulev1[t] +'.gif');
		swapimg('nav_'+level1, '/images/nav/over/'+ level1 + '.gif');
		if( $('menu_1_' + level1 + '_items') )
			$('nav_level2').innerHTML = $('menu_1_' + level1 + '_items').innerHTML;	
		else
			$('nav_level2').innerHTML = $('nav_level2_default').innerHTML;
			
		$('nav_level3').innerHTML = $('nav_level3_default').innerHTML;
	}
	else if( level2 && level2.length )
	{
		swapimg('nav_'+level2, '/images/nav/'+ level1 +'/over/'+ level2 + '.gif');
		if( $('menu_2_' + level2 + '_items') )
			$('nav_level3').innerHTML = $('menu_2_' + level2 + '_items').innerHTML;
		else
			$('nav_level3').innerHTML = $('nav_level3_default').innerHTML;
	}
	else if( level3 && level3.length )
	{
		swapimg('nav_'+level3, '/images/nav/'+ level1 +'/'+ level2 +'/over/'+ level3 + '.gif');	
	}
				
	//console.log("Processing time: ", new Date() - startTime, " ms");	
}
function menuoff(level,id)
{
	var url = '';
	if( level == 1 )
		url = level1_url;
	else if( level == 2 )
		url = level2_url;
	else if( level == 3 )
		url = level3_url;
	swapimg('nav_'+id, url + '/images/nav/'+ id +'.gif');
	/*
	for (var t in menulev1)
		if( $('nav_'+menulev1[t]) && menulev1[t] != id )
			swapimg('nav_'+menulev1[t], '/images/nav/'+ menulev1[t] +'.gif');
	*/
	//$('nav_level'+parseInt(level+1)).innerHTML = $('nav_level'+parseInt(level+1) + '_default').innerHTML;
}
function menuoffall()
{
	for (var t in mainmenu)
		if( $('nav_'+t) )
			swapimg('nav_'+t, level1_url + '/images/nav/'+ t +'.gif');
	$('nav_level2').innerHTML = $('nav_level2_default').innerHTML;
	$('nav_level3').innerHTML = $('nav_level3_default').innerHTML;
	menu_default();
}