//<!--
//These are the rollovers all navigation elements
if (document.images) {            // Active Images
	nav_home_on = new Image(); 
	nav_home_on.src = "images/nav/nav_home_on.gif";
	nav_services_on = new Image(); 
	nav_services_on.src = "images/nav/nav_services_on.gif";
	nav_locations_on = new Image(); 
	nav_locations_on.src = "images/nav/nav_locations_on.gif";
	nav_about_on = new Image(); 
	nav_about_on.src = "images/nav/nav_about_on.gif";
	nav_book_appointment_on = new Image(); 
	nav_book_appointment_on.src = "images/nav/nav_book_appointment_on.gif";

	nav_home_off = new Image(); 
	nav_home_off.src = "images/nav/nav_home_off.gif";
	nav_services_off = new Image(); 
	nav_services_off.src = "images/nav/nav_services_off.gif";
	nav_locations_off = new Image(); 
	nav_locations_off.src = "images/nav/nav_locations_off.gif";
	nav_about_off = new Image(); 
	nav_about_off.src = "images/nav/nav_about_off.gif";
	nav_book_appointment_off = new Image(); 
	nav_book_appointment_off.src = "images/nav/nav_book_appointment_off.gif";
}

// Function to 'activate' images.
function imgOn(imgName) {
	if (document.images) {
 		document[imgName].src = eval(imgName + "_on.src");
	}
}

// Function to 'deactivate' images.
function imgOff(imgName) {
	if (document.images) {
		document[imgName].src = eval(imgName + "_off.src");
	}
}

//-->