mainAOn = new Image(); mainAOn.src = "on/trucks.gif";
mainBOn = new Image(); mainBOn.src = "on/construction.gif";
mainCOn = new Image(); mainCOn.src = "on/rental.gif";
mainDOn = new Image(); mainDOn.src = "on/agriculture.gif";
mainEOn = new Image(); mainEOn.src = "on/power.gif";
mainFOn = new Image(); mainFOn.src = "on/handling.gif"; 
mainGOn = new Image(); mainGOn.src = "on/support.gif";

navAOn = new Image(); navAOn.src = "on/nav-home.gif"
navBOn = new Image(); navBOn.src = "on/nav-cce.gif"
navCOn = new Image(); navCOn.src = "on/nav-newequipment2.gif"
navDOn = new Image(); navDOn.src = "on/nav-usedequipment2.gif"
navEOn = new Image(); navEOn.src = "on/nav-rentals2.gif"
navFOn = new Image(); navFOn.src = "on/nav-reasonstobuycatcce.gif"
navGOn = new Image(); navGOn.src = "on/nav-heavyequipment.gif"
navHOn = new Image(); navHOn.src = "on/nav-monthlyspecials2.gif"
navIOn = new Image(); navIOn.src = "on/nav-productsupport.gif"
navJOn = new Image(); navJOn.src = "on/nav-orderparts.gif"
navKOn = new Image(); navKOn.src = "on/nav-requestinfo.gif"
navLOn = new Image(); navLOn.src = "on/nav-events.gif"
navMOn = new Image(); navMOn.src = "on/nav-links.gif"
navNOn = new Image(); navNOn.src = "on/nav-trimble.gif"

navOOn = new Image(); navOOn.src = "on/nav-contact.gif";

navPOn = new Image(); navPOn.src = "on/nav-parts.gif";
navQOn = new Image(); navQOn.src = "on/nav-service.gif";

function imgOn(imgName) {
	document [imgName].src = "on/" + (imgName) + ".gif";
}
function imgOff(imgName) {
	document [imgName].src = "off/" + (imgName) + ".gif";
}