/* rollover images and functions */
	
	/* define normal state images */
	servicesoff = new Image();      
    servicesoff.src = "images/services.gif";
    cosmetic_dentistryoff = new Image();      
    cosmetic_dentistryoff.src = "images/cosmetic_dentistry.gif";
    smiledesigngalleryoff = new Image();      
    smiledesigngalleryoff.src = "images/smile_design.gif";
    technologyoff = new Image();      
    technologyoff.src = "images/technology.gif";
    
    helpful_informationoff = new Image();
    helpful_informationoff.src = "images/helpful_information.gif";
    testimonialsoff = new Image();      
    testimonialsoff.src = "images/testimonials.gif";
    spaexperienceoff = new Image();      
    spaexperienceoff.src = "images/spa_experience.gif";
    internationalrecognitionoff = new Image();      
    internationalrecognitionoff.src = "images/international_recognition.gif";
    
    vision_statementoff = new Image();      
    vision_statementoff.src = "images/vision_statement.gif";
    teammembersoff = new Image();      
    teammembersoff.src = "images/team_members.gif";
    contactoff = new Image();      
    contactoff.src = "images/contact.gif";
    appointmentformoff = new Image();      
    appointmentformoff.src = "images/appointment_form.gif";
    travelinformationoff = new Image();      
    travelinformationoff.src = "images/travel_information.gif";
    homeoff = new Image();      
    homeoff.src = "images/home.gif";
    
    /* define rollover state images */
    serviceson = new Image();      
    serviceson.src = "images/services_r.gif";
    cosmetic_dentistryon = new Image();      
    cosmetic_dentistryon.src = "images/cosmetic_dentistry_r.gif";
    smiledesigngalleryon = new Image();      
    smiledesigngalleryon.src = "images/smile_design_r.gif";
    technologyon = new Image();      
    technologyon.src = "images/technology_r.gif";
    
    helpful_informationon = new Image();
    helpful_informationon.src = "images/helpful_information_r.gif";
    testimonialson = new Image();      
    testimonialson.src = "images/testimonials_r.gif";
    spaexperienceon = new Image();      
    spaexperienceon.src = "images/spa_experience_r.gif";
    internationalrecognitionon = new Image();      
    internationalrecognitionon.src = "images/international_recognition_r.gif";
    
    vision_statementon = new Image();      
    vision_statementon.src = "images/vision_statement_r.gif";
    teammemberson = new Image();      
    teammemberson.src = "images/team_members_r.gif";
    contacton = new Image();      
    contacton.src = "images/contact_r.gif";
    appointmentformon = new Image();      
    appointmentformon.src = "images/appointment_form_r.gif";
    travelinformationon = new Image();      
    travelinformationon.src = "images/travel_information_r.gif";
    homeon = new Image();      
    homeon.src = "images/home_r.gif";
	
	/* mouseover image */
	function imgon(imgName) {
        if (document.images) document[imgName].src = eval(imgName + "on.src");
	}     
	/* mouseoff image */ 
	function imgoff(imgName) {
	    if (document.images) document[imgName].src = eval(imgName + "off.src");
	}