var images = new Array ("images/nav_home_off.jpg", "images/nav_home_on.jpg", "images/nav_about_off.jpg", "images/nav_about_on.jpg", "images/nav_services_off.jpg", "images/nav_services_on.jpg", "images/nav_attorneys_off.jpg", "images/nav_attorneys_on.jpg", "images/nav_students_off.jpg", "images/nav_students_on.jpg", "images/nav_contact_off.jpg", "images/nav_contact_on.jpg", "images/nav_links_off.jpg", "images/nav_links_on.jpg"); 
  
var preload = new Array (); 
  
for (var i = 0; i < images.length; i++ ) 
{ 
	preload[ i ]= new Image(); 
	preload[ i ].src = images[ i ]; 
} 

function swapImage(name, flag) 
{ 
	if ( flag == 0 )document.images[name].src = 'images/nav_' + name + '_off.jpg'; 
	if ( flag == 1 )document.images[name].src = 'images/nav_' + name + '_on.jpg'; 
}