function showSubMenu(){
	var div = document.getElementById('servicesSubMenu');
	
	div.style.display = 'block';
}

function hideSubMenu(){
	var div = document.getElementById('servicesSubMenu');
	
	div.style.display = 'none';
}

function showSubMenu2(){
	var div = document.getElementById('searchSubMenu');
	
	div.style.display = 'block';
}

function hideSubMenu2(){
	var div = document.getElementById('searchSubMenu');
	
	div.style.display = 'none';
}

function rollover(img){
	var obj = document.getElementById(img);
	
	obj.src = 'images/submenu_buttons/' + img + '_on.jpg';
}

function rollout(img){
	var obj = document.getElementById(img);
	
	obj.src = 'images/submenu_buttons/' + img + '_off.jpg';
}