// Predeclare Images

        if (document.images)
        {
		
				studio = new Image();
                studio.src = "assets/nav/studio.gif";
                studio_on = new Image();
                studio_on.src = "assets/nav/studio-on.gif";
				
				onebed = new Image();
                onebed.src = "assets/nav/onebed.gif";
                onebed_on = new Image();
                onebed_on.src = "assets/nav/onebed-on.gif";
				
				amenities = new Image();
                amenities.src = "assets/nav/amenities.gif";
                amenities_on = new Image();
                amenities_on.src = "assets/nav/amenities-on.gif";
				
				locat = new Image();
                locat.src = "assets/nav/location.gif";
                locat_on = new Image();
                locat_on.src = "assets/nav/location-on.gif";
				
				activities = new Image();
                activities.src = "assets/nav/activities.gif";
                activities_on = new Image();
                activities_on.src = "assets/nav/activities-on.gif";
				
				rates = new Image();
                rates.src = "assets/nav/rates.gif";
                rates_on = new Image();
                rates_on.src = "assets/nav/rates-on.gif";
				
				reservations = new Image();
                reservations.src = "assets/nav/reservations.gif";
                reservations_on = new Image();
                reservations_on.src = "assets/nav/reservations-on.gif";
				
				contact = new Image();
                contact.src = "assets/nav/contactus.gif";
                contact_on = new Image();
                contact_on.src = "assets/nav/contactus-on.gif";
				
				button = new Image();
                button.src = "assets/images/btn-rates.gif";
                button_on = new Image();
                button_on.src = "assets/images/btn-rates-on.gif";
	
            }
			


//  Function for Image On or Off

function change(img,act)
{ if (document.images) 
  { if (act=="on")  
    { document [img].src = eval(img+'_on.src'); 
     } 
    else
    { document [img].src = eval(img+'.src');} 
  } 
}