if (document.images) {
homeoff = new Image
aboutoff = new Image
feesoff = new Image
policiesoff = new Image
faqsoff = new Image
linksoff = new Image
bowwowsoff = new Image
galleryoff = new Image
contactoff = new Image

homeon = new Image
abouton = new Image
feeson = new Image
policieson = new Image
faqson = new Image
linkson = new Image
bowwowson = new Image
galleryon = new Image
contacton = new Image

homeoff.src = "images/nav_home.jpg"
aboutoff.src = "images/nav_about.jpg"
feesoff.src = "images/nav_fees.jpg"
policiesoff.src = "images/nav_policies.jpg"
faqsoff.src = "images/nav_faqs.jpg"
linksoff.src = "images/nav_links.jpg"
bowwowsoff.src = "images/nav_bowwows.jpg"
galleryoff.src = "images/nav_gallery.jpg"
contactoff.src = "images/nav_contact.jpg"

homeon.src = "images/nav_home_r.jpg"
abouton.src = "images/nav_about_r.jpg"
feeson.src = "images/nav_fees_r.jpg"
policieson.src = "images/nav_policies_r.jpg"
faqson.src = "images/nav_faqs_r.jpg"
linkson.src = "images/nav_links_r.jpg"
bowwowson.src = "images/nav_bowwows_r.jpg"
galleryon.src = "images/nav_gallery_r.jpg"
contacton.src = "images/nav_contact_r.jpg"

}
else {

homeoff =  " "
aboutoff =  " "
feesoff =  " "
policiesoff =  " "
faqsoff =  " "
linksoff = " "
bowwowsoff = " "
galleryoff = " "
contactoff = " "

homeon =  " "
abouton =  " "
feeson =  " "
policieson =  " "
faqson =  " "
linkson = " "
bowwowson = " "
galleryon = " "
contacton = " "

document.home =  " "
document.about =  " "
document.fees =  " "
document.policies =  " "
document.faqs =  " "
document.links = " "
document.bowwows = " "
document.gallery = " "
document.contact = " "

}