function rolloncatalog() {
   document.getElementById("cataloglink").src="images/catalogswitch.gif"
}

function rolloffcatalog() {
   document.getElementById("cataloglink").src="images/catalog.gif"
}

function rolloncontact() {
   document.getElementById("contactlink").src="images/contactswitch.gif"
}

function rolloffcontact() {
   document.getElementById("contactlink").src="images/contact.gif"
}

function rollongallery() {
   document.getElementById("gallerylink").src="images/galleryswitch.gif"
}

function rolloffgallery() {
   document.getElementById("gallerylink").src="images/gallery.gif"
}

function rollonlogo() {
   document.getElementById("logolink").src="images/logoswitch.gif"
}

function rollofflogo() {
   document.getElementById("logolink").src="images/logos.gif"
}

function rollonfonts() {
   document.getElementById("fontslink").src="images/fontsswitch.gif"
}

function rollofffonts() {
   document.getElementById("fontslink").src="images/fonts.gif"
}

function rollonpricing() {
   document.getElementById("pricinglink").src="images/pricingswitch.gif"
}

function rolloffpricing() {
   document.getElementById("pricinglink").src="images/pricing.gif"
}