if (document.images) {
	homeon = new Image
	homeon.src = 'images/home_on.gif'
	homeoff = new Image
	homeoff.src = 'images/home_off.gif'
	}

if (document.images) {
	appraisalson = new Image
	appraisalson.src = 'images/appraisals_on.gif'
	appraisalsoff = new Image
	appraisalsoff.src = 'images/appraisals_off.gif'
	}

if (document.images) {
	manhomeson = new Image
	manhomeson.src = 'images/man_homes_on.gif'
	manhomesoff = new Image
	manhomesoff.src = 'images/man_homes_off.gif'
	}

if (document.images) {
	coverageon = new Image
	coverageon.src = 'images/coverage_on.gif'
	coverageoff = new Image
	coverageoff.src = 'images/coverage_off.gif'
	}

if (document.images) {
	faqon = new Image
	faqon.src = 'images/faq_on.gif'
	faqoff = new Image
	faqoff.src = 'images/faq_off.gif'
	}

if (document.images) {
	contacton = new Image
	contacton.src = 'images/contact_on.gif'
	contactoff = new Image
	contactoff.src = 'images/contact_off.gif'
	}

// Function to 'activate' images.
function imgOn(imgName) {
        if (document.images) {
            document[imgName].src = eval(imgName + "on.src");
        }
}

// Function to 'deactivate' images.
function imgOff(imgName) {
        if (document.images) {
            document[imgName].src = eval(imgName + "off.src");
        }
}