if (document.images)
{
servicesnav = new Image;
servicesnav_roll = new Image;
servicesnav_fade = new Image;
newsnav = new Image;
newsnav_roll = new Image;
newsnav_fade = new Image;
portfolionav = new Image;
portfolionav_roll = new Image;
portfolionav_fade = new Image;
casesnav = new Image;
casesnav_roll = new Image;
casesnav_fade = new Image;
testimonialsnav = new Image;
testimonialsnav_roll = new Image;
testimonialsnav_fade = new Image;
contactnav = new Image;
contactnav_roll = new Image;
contactnav_fade = new Image;

servicesnav.src = "image/nav/services.jpg";
servicesnav_roll.src = "image/nav/services_roll.jpg";
servicesnav_fade.src = "image/nav/services_fade.jpg";
newsnav.src = "image/nav/news.jpg";
newsnav_roll.src = "image/nav/news_roll.jpg";
newsnav_fade.src = "image/nav/news_fade.jpg";
portfolionav.src = "image/nav/portfolio.jpg";
portfolionav_roll.src = "image/nav/portfolio_roll.jpg";
portfolionav_fade.src = "image/nav/portfolio_fade.jpg";
casesnav.src = "image/nav/cases.jpg";
casesnav_roll.src = "image/nav/cases_roll.jpg";
casesnav_fade.src = "image/nav/cases_fade.jpg";
testimonialsnav.src = "image/nav/testimonials.jpg";
testimonialsnav_roll.src = "image/nav/testimonials_roll.jpg";
testimonialsnav_fade.src = "image/nav/testimonials_fade.jpg";
contactnav.src = "image/nav/contact.jpg";
contactnav_roll.src = "image/nav/contact_roll.jpg";
contactnav_fade.src = "image/nav/contact_fade.jpg";
}