if (document.images)
{
newsnav = new Image;
newsnav_roll = new Image;
servicesnav = new Image;
servicesnav_roll = new Image;
contactnav = new Image;
contactnav_roll = new Image;
homenav = new Image;
homenav_roll = new Image;
eyeglassesnav = new Image;
eyeglassesnav_roll = new Image;
sunglassesnav = new Image;
sunglassesnav_roll = new Image;
specialtyglassesnav = new Image;
specialtyglassesnav_roll = new Image;
hightechnav = new Image;
hightechnav_roll = new Image;
contactlensesnav = new Image;
contactlensesnav_roll = new Image;
accessoriesnav = new Image;
accessoriesnav_roll = new Image;

newsnav.src = "image/nav/news.gif";
newsnav_roll.src = "image/nav/news_roll.gif";
servicesnav.src = "image/nav/services.gif";
servicesnav_roll.src = "image/nav/services_roll.gif";
contactnav.src = "image/nav/contact.gif";
contactnav_roll.src = "image/nav/contact_roll.gif";
homenav.src = "image/nav/home.gif";
homenav_roll.src = "image/nav/home_roll.gif";
eyeglassesnav.src = "image/nav/eyeglasses.gif";
eyeglassesnav_roll.src = "image/nav/eyeglasses_roll.gif";
sunglassesnav.src = "image/nav/sunglasses.gif";
sunglassesnav_roll.src = "image/nav/sunglasses_roll.gif";
specialtyglassesnav.src = "image/nav/specialtyglasses.gif";
specialtyglassesnav_roll.src = "image/nav/specialtyglasses_roll.gif";
hightechnav.src = "image/nav/hightech.gif";
hightechnav_roll.src = "image/nav/hightech_roll.gif";
contactlensesnav.src = "image/nav/contactlenses.gif";
contactlensesnav_roll.src = "image/nav/contactlenses_roll.gif";
accessoriesnav.src = "image/nav/accessories.gif";
accessoriesnav_roll.src = "image/nav/accessories_roll.gif";
}

else
{
news = "";
news_roll = "";
news.home.src = "";
services = "";
services_roll = "";
services.home.src = "";
contact = "";
contact_roll = "";
contact.home.src = "";
home = "";
home_roll = "";
home.home.src = "";
eyeglasses = "";
eyeglasses_roll = "";
eyeglasses.home.src = "";
sunglasses = "";
sunglasses_roll = "";
sunglasses.home.src = "";
specialtyglasses = "";
specialtyglasses_roll = "";
specialtyglasses.home.src = "";
hightech = "";
hightech_roll = "";
hightech.home.src = "";
contactlenses = "";
contactlenses_roll = "";
contactlenses.home.src = "";
accessories = "";
accessories_roll = "";
accessories.home.src = "";
}