function init() {
	simplePreload('images/nav2_01_home.png', 'images/nav2_01_home_over.png');
	simplePreload('images/nav2_02_autumn.png', 'images/nav2_02_autumn_over.png');
	simplePreload('images/nav2_02_autumn.png', 'images/nav2_02b_book_i.png');
	simplePreload('images/nav2_02_autumn.png', 'images/nav2_02b_book_ii.png');
	simplePreload('images/nav2_02_autumn.png', 'images/nav2_02b_book_iii.png');
	simplePreload('images/nav2_02_autumn.png', 'images/nav2_02b_book_i_over.png');
	simplePreload('images/nav2_02_autumn.png', 'images/nav2_02b_book_ii_over.png');
	simplePreload('images/nav2_02_autumn.png', 'images/nav2_02b_book_iii_over.png');
	//simplePreload('images/nav2_03_europa.png', 'images/nav2_03_europa_over.png');
	simplePreload('images/nav2_04_2110.png', 'images/nav2_04_2110_over.png');
	simplePreload('images/nav2_04b_2110_geopolitical.png', 'images/nav2_04b_2110_geopolitical_over.png');
	simplePreload('images/nav2_04b_2110_military.png', 'images/nav2_04b_2110_military_over.png');
	simplePreload('images/nav2_05_contact.png', 'images/nav2_05_contact_over.png');
	simplePreload('images/nav2_06_blog.png', 'images/nav2_06_blog_over.png');
	
	if (!document.getElementById || !document.createTextNode){return;}
	
	home = document.getElementById('nav2_01_home');
	addEvent(home, 'mouseover', homeOver, false);
	addEvent(home, 'mouseout', homeOut, false);
	
	autumn = document.getElementById('nav2_02_autumn');
	addEvent(autumn, 'mouseover', autumnOver, false);
	addEvent(autumn, 'mouseout', autumnOut, false);

	booki = document.getElementById('nav2_02b_book_i');
	addEvent(booki, 'mouseover', bookiOver, false);
	addEvent(booki, 'mouseout', bookiOut, false);

	bookii = document.getElementById('nav2_02b_book_ii');
	addEvent(bookii, 'mouseover', bookiiOver, false);
	addEvent(bookii, 'mouseout', bookiiOut, false);

	bookiii = document.getElementById('nav2_02b_book_iii');
	addEvent(bookiii, 'mouseover', bookiiiOver, false);
	addEvent(bookiii, 'mouseout', bookiiiOut, false);

	//europa = document.getElementById('nav2_03_europa');
	//addEvent(europa, 'mouseover', europaOver, false);
	//addEvent(europa, 'mouseout', europaOut, false);

	twentyoneten = document.getElementById('nav2_04_2110');
	addEvent(twentyoneten, 'mouseover', twentyonetenOver, false);
	addEvent(twentyoneten, 'mouseout', twentyonetenOut, false);

	geo = document.getElementById('nav2_04b_2110_geopolitical');
	addEvent(geo, 'mouseover', geoOver, false);
	addEvent(geo, 'mouseout', geoOut, false);
	
	military = document.getElementById('nav2_04b_2110_military');
	addEvent(military, 'mouseover', militaryOver, false);
	addEvent(military, 'mouseout', militaryOut, false);
	
	contactvar = document.getElementById('nav2_05_contact');
	addEvent(contactvar, 'mouseover', contactOver, false);
	addEvent(contactvar, 'mouseout', contactOut, false);
	
	blogvar = document.getElementById('nav2_06_blog');
	addEvent(blogvar, 'mouseover', blogOver, false);
	addEvent(blogvar, 'mouseout', blogOut, false);
	

	var q = uri.args.toString();
	var currentPage = q.substring(7);
	
	// alert(currentPage);
	
	switch(currentPage)
	{
	case 'home':
	  //alert('this is home');
	  
			reset();
			home = document.getElementById('nav2_01_home');
			removeEvent(home, 'mouseover', homeOver, false);
			removeEvent(home, 'mouseout', homeOut, false);
			home.src = 'images/nav2_01_home_over.png';
	  
	  
	  break;    
	case 'autumn':
	  //alert('this is autumn');
	  
			reset();
			autumn = document.getElementById('nav2_02_autumn');
			removeEvent(autumn, 'mouseover', autumnOver, false);
			removeEvent(autumn, 'mouseout', autumnOut, false);
			autumn.src = 'images/nav2_02_autumn_over.png';
			//and its child...
			booki = document.getElementById('nav2_02b_book_i');
			removeEvent(booki, 'mouseover', bookiOver, false);
			removeEvent(booki, 'mouseout', bookiOut, false);
			booki.src = 'images/nav2_02b_book_i_over.png';
			
	  
	  break;
	//case 'europa':
	  //alert('this is europa');
	  
	//		reset();
	//		europa = document.getElementById('nav2_03_europa');
	//		removeEvent(europa, 'mouseover', europaOver, false);
	//		removeEvent(europa, 'mouseout', europaOut, false);
	//		europa.src = 'images/nav2_03_europa_over.png';


	case 'europa':
	  //alert('this is europa');
	  
			reset();
			bookii = document.getElementById('nav2_02b_book_ii');
			removeEvent(bookii, 'mouseover', bookiiOver, false);
			removeEvent(bookii, 'mouseout', bookiiOut, false);
			bookii.src = 'images/nav2_02b_book_ii_over.png';
			//and its parent...
			autumn = document.getElementById('nav2_02_autumn');
			removeEvent(autumn, 'mouseover', autumnOver, false);
			removeEvent(autumn, 'mouseout', autumnOut, false);
			autumn.src = 'images/nav2_02_autumn_over.png';


	  break;

	case 'machinery':
	  //alert('this is machinery');
	  
			reset();
			bookii = document.getElementById('nav2_02b_book_iii');
			removeEvent(bookiii, 'mouseover', bookiiiOver, false);
			removeEvent(bookiii, 'mouseout', bookiiiOut, false);
			bookiii.src = 'images/nav2_02b_book_iii_over.png';
			//and its parent...
			autumn = document.getElementById('nav2_02_autumn');
			removeEvent(autumn, 'mouseover', autumnOver, false);
			removeEvent(autumn, 'mouseout', autumnOut, false);
			autumn.src = 'images/nav2_02_autumn_over.png';


	  break;
	case 'twentyoneten':
	  //alert('this is europa');
	  
			reset();
			twentyoneten = document.getElementById('nav2_04_2110');
			removeEvent(twentyoneten, 'mouseover', twentyonetenOver, false);
			removeEvent(twentyoneten, 'mouseout', twentyonetenOut, false);
			twentyoneten.src = 'images/nav2_04_2110_over.png';
	  
	  break;
	case 'geopolitical':
	
			reset();
			geo = document.getElementById('nav2_04b_2110_geopolitical');
			removeEvent(geo, 'mouseover', geoOver, false);
			removeEvent(geo, 'mouseout', geoOut, false);
			geo.src = 'images/nav2_04b_2110_geopolitical_over.png';
			//and its parent...
			twentyoneten = document.getElementById('nav2_04_2110');
			removeEvent(twentyoneten, 'mouseover', twentyonetenOver, false);
			removeEvent(twentyoneten, 'mouseout', twentyonetenOut, false);
			twentyoneten.src = 'images/nav2_04_2110_over.png';
			
	  break;
	case 'military':
	
			reset();
			military = document.getElementById('nav2_04b_2110_military');
			removeEvent(military, 'mouseover', militaryOver, false);
			removeEvent(military, 'mouseout', militaryOut, false);
			military.src = 'images/nav2_04b_2110_military_over.png';
			//and its parent...
			twentyoneten = document.getElementById('nav2_04_2110');
			removeEvent(twentyoneten, 'mouseover', twentyonetenOver, false);
			removeEvent(twentyoneten, 'mouseout', twentyonetenOut, false);
			twentyoneten.src = 'images/nav2_04_2110_over.png';		
	
	  break;
	case 'contact':
	
			reset();
			contactvar = document.getElementById('nav2_05_contact');
			removeEvent(contactvar, 'mouseover', contactOver, false);
			removeEvent(contactvar, 'mouseout', contactOut, false);
			contactvar.src = 'images/nav2_05_contact_over.png';
			
	  break;
	  
	default:
	  
			reset();
			home = document.getElementById('nav2_01_home');
			removeEvent(home, 'mouseover', homeOver, false);
			removeEvent(home, 'mouseout', homeOut, false);
			home.src = 'images/nav2_01_home_over.png';
	
	} 


		
	
}


function reset() {
	
	home = document.getElementById('nav2_01_home');
	home.src = 'images/nav2_01_home.png';
	
	autumn = document.getElementById('nav2_02_autumn');
	autumn.src = 'images/nav2_02_autumn.png';
	
	//europa = document.getElementById('nav2_03_europa');
	//europa.src = 'images/nav2_03_europa.png';

	twentyoneten = document.getElementById('nav2_04_2110');
	twentyoneten.src = 'images/nav2_04_2110.png';

	geo = document.getElementById('nav2_04b_2110_geopolitical');
	geo.src = 'images/nav2_04b_2110_geopolitical.png';
	
	military = document.getElementById('nav2_04b_2110_military');
	military.src = 'images/nav2_04b_2110_military.png';
	
	contactvar = document.getElementById('nav2_05_contact');
	contactvar.src = 'images/nav2_05_contact.png';
	
	blogvar = document.getElementById('nav2_06_blog');
	blogvar.src = 'images/nav2_06_blog.png';
	
	booki = document.getElementById('nav2_02b_book_i');
	booki.src = 'images/nav2_02b_book_i.png';

	bookii = document.getElementById('nav2_02b_book_ii');
	bookii.src = 'images/nav2_02b_book_ii.png';
	
	bookiii = document.getElementById('nav2_02b_book_iii');
	bookiii.src = 'images/nav2_02b_book_iii.png';
}

function homeOver() {
	home = document.getElementById('nav2_01_home');
	home.src = 'images/nav2_01_home_over.png';
}
function homeOut() {
	home = document.getElementById('nav2_01_home');
	home.src = 'images/nav2_01_home.png';
}
function autumnOver() {
	autumn = document.getElementById('nav2_02_autumn');
	autumn.src = 'images/nav2_02_autumn_over.png';
}
function autumnOut() {
	autumn = document.getElementById('nav2_02_autumn');
	autumn.src = 'images/nav2_02_autumn.png';
}


function bookiOver() {
	booki = document.getElementById('nav2_02b_book_i');
	booki.src = 'images/nav2_02b_book_i_over.png';
	//and its parent...
	autumn = document.getElementById('nav2_02_autumn');
	autumn.src = 'images/nav2_02_autumn_over.png';
}
function bookiOut() {
	booki = document.getElementById('nav2_02b_book_i');
	booki.src = 'images/nav2_02b_book_i.png';
	//and its parent...
	autumn = document.getElementById('nav2_02_autumn');
	autumn.src = 'images/nav2_02_autumn.png';
}
function bookiiOver() {
	bookii = document.getElementById('nav2_02b_book_ii');
	bookii.src = 'images/nav2_02b_book_ii_over.png';
	//and its parent...
	autumn = document.getElementById('nav2_02_autumn');
	autumn.src = 'images/nav2_02_autumn_over.png';
}
function bookiiOut() {
	bookii = document.getElementById('nav2_02b_book_ii');
	bookii.src = 'images/nav2_02b_book_ii.png';
	//and its parent...
	autumn = document.getElementById('nav2_02_autumn');
	autumn.src = 'images/nav2_02_autumn.png';
}
function bookiiiOver() {
	bookiii = document.getElementById('nav2_02b_book_iii');
	bookiii.src = 'images/nav2_02b_book_iii_over.png';
	//and its parent...
	autumn = document.getElementById('nav2_02_autumn');
	autumn.src = 'images/nav2_02_autumn_over.png';
}
function bookiiiOut() {
	bookiii = document.getElementById('nav2_02b_book_iii');
	bookiii.src = 'images/nav2_02b_book_iii.png';
	//and its parent...
	autumn = document.getElementById('nav2_02_autumn');
	autumn.src = 'images/nav2_02_autumn.png';
}


//function europaOver() {
//	europa = document.getElementById('nav2_03_europa');
//	europa.src = 'images/nav2_03_europa_over.png';
//}
//function europaOut() {
//	europa = document.getElementById('nav2_03_europa');
//	europa.src = 'images/nav2_03_europa.png';
//}


function twentyonetenOver() {
	twentyoneten = document.getElementById('nav2_04_2110');
	twentyoneten.src = 'images/nav2_04_2110_over.png';
}
function twentyonetenOut() {
	twentyoneten = document.getElementById('nav2_04_2110');
	twentyoneten.src = 'images/nav2_04_2110.png';
}
function geoOver() {
	geo = document.getElementById('nav2_04b_2110_geopolitical');
	geo.src = 'images/nav2_04b_2110_geopolitical_over.png';
	//and its parent...
	twentyoneten = document.getElementById('nav2_04_2110');
	twentyoneten.src = 'images/nav2_04_2110_over.png';
}
function geoOut() {
	geo = document.getElementById('nav2_04b_2110_geopolitical');
	geo.src = 'images/nav2_04b_2110_geopolitical.png';
	//and its parent...
	twentyoneten = document.getElementById('nav2_04_2110');
	twentyoneten.src = 'images/nav2_04_2110.png';
}
function militaryOver() {
	military = document.getElementById('nav2_04b_2110_military');
	military.src = 'images/nav2_04b_2110_military_over.png';
	//and its parent...
	twentyoneten = document.getElementById('nav2_04_2110');
	twentyoneten.src = 'images/nav2_04_2110_over.png';
}
function militaryOut() {
	military = document.getElementById('nav2_04b_2110_military');
	military.src = 'images/nav2_04b_2110_military.png';
	//and its parent...
	twentyoneten = document.getElementById('nav2_04_2110');
	twentyoneten.src = 'images/nav2_04_2110.png';
}
function contactOver() {
	contactvar = document.getElementById('nav2_05_contact');
	contactvar.src = 'images/nav2_05_contact_over.png';
}
function contactOut() {
	contactvar = document.getElementById('nav2_05_contact');
	contactvar.src = 'images/nav2_05_contact.png';
}
function blogOver() {
	blogvar = document.getElementById('nav2_06_blog');
	blogvar.src = 'images/nav2_06_blog_over.png';
}
function blogOut() {
	blogvar = document.getElementById('nav2_06_blog');
	blogvar.src = 'images/nav2_06_blog.png';
}



addEvent(window, 'load', init, false);