$(document).ready( initialize );

function initialize(){
	rollover();
}


function rollover(){
	var top1 = $('#topnav1');
	var top2 = $('#topnav2');
	var top3 = $('#topnav3');
	var bottom1 = $('#bottomnav1');
	var bottom2 = $('#bottomnav2');
	var bottom3 = $('#bottomnav3');
	var bottom4 = $('#bottomnav4');

	top1.mouseover( function(){
		$('#topnav1').attr('src','assets/images/top_nav1_roll.jpg');
	});
	top1.mouseout( function(){
		$('#topnav1').attr('src','assets/images/top_nav1.jpg');
	});
	
	top2.mouseover( function(){
		$('#topnav2').attr('src','assets/images/top_nav2_roll.jpg');
	});
	top2.mouseout( function(){
		$('#topnav2').attr('src','assets/images/top_nav2.jpg');
	});
	
	top3.mouseover( function(){
		$('#topnav3').attr('src','assets/images/top_nav3_roll.jpg');
	});
	top3.mouseout( function(){
		$('#topnav3').attr('src','assets/images/top_nav3.jpg');
	});
	
	
	bottom1.mouseover( function(){
		$('#bottomnav1').attr('src','assets/images/bottom_nav1_roll.jpg');
	});
	bottom1.mouseout( function(){
		$('#bottomnav1').attr('src','assets/images/bottom_nav1.jpg');
	});
	
	bottom2.mouseover( function(){
		$('#bottomnav2').attr('src','assets/images/bottom_nav2_roll.jpg');
	});
	bottom2.mouseout( function(){
		$('#bottomnav2').attr('src','assets/images/bottom_nav2.jpg');
	});
	
	bottom3.mouseover( function(){
		$('#bottomnav3').attr('src','assets/images/bottom_nav3_roll.jpg');
	});
	bottom3.mouseout( function(){
		$('#bottomnav3').attr('src','assets/images/bottom_nav3.jpg');
	});
	
	bottom4.mouseover( function(){
		$('#bottomnav4').attr('src','assets/images/bottom_nav4_roll.jpg');
	});
	bottom4.mouseout( function(){
		$('#bottomnav4').attr('src','assets/images/bottom_nav4.jpg');
	});
	
	
	
}