if (document.images) {
castbiosoff = new Image
contactoff = new Image
factsoff = new Image
globaloff = new Image
healthrsoff = new Image
healthyoff = new Image
muppetbiosoff = new Image
muppeteersoff = new Image
newsoff = new Image
parodyoff = new Image
prodbiosoff = new Image
qaoff = new Image
resourcesoff = new Image
sponsorsoff = new Image

castbioson = new Image
contacton = new Image
factson = new Image
globalon = new Image
healthrson = new Image
healthyon = new Image
muppetbioson = new Image
muppeteerson = new Image
newson = new Image
parodyon = new Image
prodbioson = new Image
qaon = new Image
resourceson = new Image
sponsorson = new Image

castbiosoff.src = "images/nav_castbios.gif"
contactoff.src = "images/nav_contact.gif"
factsoff.src = "images/nav_facts.gif"
globaloff.src = "images/nav_global.gif"
healthrsoff.src = "images/nav_healthrs.gif"
healthyoff.src = "images/nav_healthy.gif"
muppetbiosoff.src = "images/nav_muppetbios.gif"
muppeteersoff.src = "images/nav_muppeteers.gif"
newsoff.src = "images/nav_news.gif"
parodyoff.src = "images/nav_parody.gif"
prodbiosoff.src = "images/nav_prodbios.gif"
qaoff.src = "images/nav_qa.gif"
resourcesoff.src = "images/nav_resources.gif"
sponsorsoff.src = "images/nav_sponsors.gif"

castbioson.src = "images/nav_castbios_r.gif"
contacton.src = "images/nav_contact_r.gif"
factson.src = "images/nav_facts_r.gif"
globalon.src = "images/nav_global_r.gif"
healthrson.src = "images/nav_healthrs_r.gif"
healthyon.src = "images/nav_healthy_r.gif"
muppetbioson.src = "images/nav_muppetbios_r.gif"
muppeteerson.src = "images/nav_muppeteers_r.gif"
newson.src = "images/nav_news_r.gif"
parodyon.src = "images/nav_parody_r.gif"
prodbioson.src = "images/nav_prodbios_r.gif"
qaon.src = "images/nav_qa_r.gif"
resourceson.src = "images/nav_resources_r.gif"
sponsorson.src = "images/nav_sponsors_r.gif"

}
else {

castbiosoff = " "
contactoff = " "
factsoff = " "
globaloff = " "
healthrsoff = " "
healthyoff = " "
muppetbiosoff = " "
muppeteersoff = " "
newsoff = " "
parodyoff = " "
prodbiosoff = " "
qaoff = " "
resourcesoff = " "
sponsorsoff = " "

castbioson = " "
contacton = " "
factson = " "
globalon = " "
healthrson = " "
healthyon = " "
muppetbioson = " "
muppeteerson = " "
newson = " "
parodyon = " "
prodbioson = " "
qaon = " "
resourceson = " "
sponsorson = " "

document.castbios = " "
document.contact = " "
document.facts = " "
document.global = " "
document.healthrs = " "
document.healthy = " "
document.muppetbios = " "
document.muppeteers = " "
document.news = " "
document.parody = " "
document.prodbios = " "
document.qa = " "
document.resources = " "
document.sponsors = " "

}