if (document.images){
arrowOff = new Image
arrow = new Image
contact = new Image
contactK = new Image

arrowOff.src = "/images/arrowOff.gif"
arrow.src = "/images/arrow.gif"
contact.src = "/images/footContact.gif"
contactK.src = "/images/footContactK.gif"
}
function chgImg(imgField,newImg){
if (document.images){
document[imgField].src=eval(newImg+".src")
}
}