if (document.images)
{
homenav = new Image;
homenav_roll = new Image;
quotesnav = new Image;
quotesnav_roll = new Image;
servicesnav = new Image;
servicesnav_roll = new Image;
authorsnav = new Image;
authorsnav_roll = new Image;
companiesnav = new Image;
companiesnav_roll = new Image;
contactnav = new Image;
contactnav_roll = new Image;

homenav.src = "image/nav/home.gif";
homenav_roll.src = "image/nav/home_roll.gif";
quotesnav.src = "image/nav/quotes.gif";
quotesnav_roll.src = "image/nav/quotes_roll.gif";
servicesnav.src = "image/nav/services.gif";
servicesnav_roll.src = "image/nav/services_roll.gif";
authorsnav.src = "image/nav/authors.gif";
authorsnav_roll.src = "image/nav/authors_roll.gif";
companiesnav.src = "image/nav/companies.gif";
companiesnav_roll.src = "image/nav/companies_roll.gif";
contactnav.src = "image/nav/contact.gif";
contactnav_roll.src = "image/nav/contact_roll.gif";
}

else
{
home = "";
home_roll = "";
home.home.src = "";
quotes = "";
quotes_roll = "";
quotes.home.src = "";
services = "";
services_roll = "";
services.home.src = "";
authors = "";
authors_roll = "";
authors.home.src = "";
companies = "";
companies_roll = "";
companies.home.src = "";
contact = "";
contact_roll = "";
contact.home.src = "";
}