if (document.images) 


banOff = new Image
banOff.src = "img/ban1.gif"

banOn = new Image
banOn.src = "img/ban2.gif"


syaOff = new Image
syaOff.src = "img/sya1.gif"

syaOn = new Image
syaOn.src = "img/sya2.gif"


poriOff = new Image
poriOff.src = "img/pori1.gif"

poriOn = new Image
poriOn.src = "img/pori2.gif"

repaOff = new Image
repaOff.src = "img/repair1.gif"

repaOn = new Image
repaOn.src = "img/repair2.gif"


glaOff = new Image
glaOff.src = "img/gla1.gif"

glaOn = new Image
glaOn.src = "img/gla2.gif"


moOff = new Image
moOff.src = "img/mo1.gif"

moOn = new Image
moOn.src = "img/mo2.gif"


fcOff = new Image
fcOff.src = "img/fc1.gif"

fcOn = new Image
fcOn.src = "img/fc2.gif"


contaOff = new Image
contaOff.src = "img/cont1.gif"

contaOn = new Image
contaOn.src = "img/cont2.gif"

washOff = new Image
washOff.src = "img/wash1.gif"

washOn = new Image
washOn.src = "img/wash2.gif"

ecoOff = new Image
ecoOff.src = "img/eco1.gif"

ecoOn = new Image
ecoOn.src = "img/eco2.gif"

etc_capOff = new Image
etc_capOff.src = "img/etc_cap1.gif"

etc_capOn = new Image
etc_capOn.src = "img/etc_cap2.gif"

etc_hatOff = new Image
etc_hatOff.src = "img/etc_hat1.gif"

etc_hatOn = new Image
etc_hatOn.src = "img/etc_hat2.gif"

etcOff = new Image
etcOff.src = "img/etc1.gif"

etcOn = new Image
etcOn.src = "img/etc2.gif"

techOff = new Image
techOff.src = "img/tech1.gif"

techOn = new Image
techOn.src = "img/tech2.gif"

camOff = new Image
camOff.src = "img/cam1.gif"

camOn = new Image
camOn.src = "img/cam2.gif"

ordOff = new Image
ordOff.src = "img/ord1.gif"

ordOn = new Image
ordOn.src = "img/ord2.gif"

ord2Off = new Image
ord2Off.src = "img/ord3.gif"

ord2On = new Image
ord2On.src = "img/ord4.gif"

campOff = new Image
campOff.src = "img/fact1.gif"

campOn = new Image
campOn.src = "img/fact2.gif"

zasshiOff = new Image
zasshiOff.src = "img/zasshi1.gif"

zasshiOn = new Image
zasshiOn.src = "img/zasshi2.gif"

function chgImg(imgField,newImg) {
         if (document.images) {
                document[imgField].src= eval(newImg + ".src")
                }
         }