if (document.images) {
	  
	homeoff = new Image
	genoff = new Image
	histoff = new Image
	graceoff = new Image
	johnoff = new Image
        frankoff = new Image
        boboff = new Image
        galloff = new Image

	homeon = new Image
	genon = new Image
	histon = new Image
	graceon = new Image
	johnon = new Image
        frankon = new Image
        bobon = new Image
        gallon = new Image


	homeoff.src = "images/homeoff.gif"
	genoff.src = "images/genoff.gif"
	histoff.src = "images/histoff.gif"
	graceoff.src = "images/graceoff.gif"
	johnoff.src = "images/johnoff.gif"
        frankoff.src = "images/frankoff.gif"
        boboff.src = "images/boboff.gif"
        galloff.src = "images/galloff.gif"

	homeon.src = "images/homeon.gif"
	genon.src = "images/genon.gif"
	histon.src = "images/histon.gif"
	graceon.src = "images/graceon.gif"
	johnon.src = "images/johnon.gif"
        frankon.src = "images/frankon.gif"
        bobon.src = "images/bobon.gif"
        gallon.src = "images/gallon.gif"
}

else {
        homeoff = ""
	genoff = ""
	histoff = ""
	graceoff = ""
	johnoff = ""
        frankoff = ""
        boboff = ""
        galloff = ""

        homeon = ""
	genon = ""
	histon = ""
	graceon = ""
	johnon = ""
        frankon = ""
        bobon = ""
        gallon = ""

        document.home = ""
	document.gen = ""
	document.hist = ""
	document.grace = ""
	document.john = ""
        document.frank = ""
        document.bob = ""
        document.gall = ""
}