function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImagesArray(array) {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<array.length; i+=2) {
			document[array[i]].src = array[i+1];
		}
	}
}

function changeImages() {
	changeImagesArray(changeImages.arguments);
}

function toggleImages() {
	for (var i=0; i<toggleImages.arguments.length; i+=2) {
		if (selected == toggleImages.arguments[i])      changeImagesArray(toggleImages.arguments[i+1]);
	}
}

var selected = '';
var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		home_over = newImage("tabs/home-over.jpg");
		home_sel = newImage("tabs/home-sel.jpg");
		home_uk_prop_sel = newImage("tabs/home-uk-prop_sel.jpg");
		home_non_uk_prop_sel = newImage("tabs/home-non-uk-prop_sel.jpg");
		home_overuk_propsel = newImage("tabs/home-overuk-propsel.jpg");
		home_overnon_uk_propsel = newImage("tabs/home-overnon-uk-propsel.jpg");
		home_overenquiriessel = newImage("tabs/home-overenquiriessel.jpg");
		home_overaboutsel = newImage("tabs/home-overaboutsel.jpg");
		home_overcontactsel = newImage("tabs/home-overcontactsel.jpg");
		home_overadvertisesel = newImage("tabs/home-overadvertisesel.jpg");
		uk_prop_over = newImage("tabs/uk-prop-over.jpg");
		uk_prop_sel = newImage("tabs/uk-prop-sel.jpg");
		uk_prop_non_uk_prop_sel = newImage("tabs/uk-prop-non-uk-prop_sel.jpg");
		uk_prop_enquiries_sel = newImage("tabs/uk-prop-enquiries_sel.jpg");
		uk_prop_overhomesel = newImage("tabs/uk-prop-overhomesel.jpg");
		uk_prop_overnon_uk_propsel = newImage("tabs/uk-prop-overnon-uk-propsel.jpg");
		uk_prop_overenquiriessel = newImage("tabs/uk-prop-overenquiriessel.jpg");
		uk_prop_overaboutsel = newImage("tabs/uk-prop-overaboutsel.jpg");
		uk_prop_overcontactsel = newImage("tabs/uk-prop-overcontactsel.jpg");
		uk_prop_overadvertisesel = newImage("tabs/uk-prop-overadvertisesel.jpg");
		non_uk_prop_uk_prop_sel = newImage("tabs/non-uk-prop-uk-prop_sel.jpg");
		non_uk_prop_over = newImage("tabs/non-uk-prop-over.jpg");
		non_uk_prop_sel = newImage("tabs/non-uk-prop-sel.jpg");
		non_uk_prop_enquiries_sel = newImage("tabs/non-uk-prop-enquiries_sel.jpg");
		non_uk_prop_about_sel = newImage("tabs/non-uk-prop-about_sel.jpg");
		non_uk_prop_overhomesel = newImage("tabs/non-uk-prop-overhomesel.jpg");
		non_uk_prop_overuk_propsel = newImage("tabs/non-uk-prop-overuk-propsel.jpg");
		non_uk_prop_overenquiriessel = newImage("tabs/non-uk-prop-overenquiriesse.jpg");
		non_uk_prop_overaboutsel = newImage("tabs/non-uk-prop-overaboutsel.jpg");
		non_uk_prop_overcontactsel = newImage("tabs/non-uk-prop-overcontactsel.jpg");
		non_uk_prop_overadvertisesel = newImage("tabs/non-uk-prop-overadvertisese.jpg");
		enquiries_uk_prop_sel = newImage("tabs/enquiries-uk-prop_sel.jpg");
		enquiries_non_uk_prop_sel = newImage("tabs/enquiries-non-uk-prop_sel.jpg");
		enquiries_over = newImage("tabs/enquiries-over.jpg");
		enquiries_sel = newImage("tabs/enquiries-sel.jpg");
		enquiries_about_sel = newImage("tabs/enquiries-about_sel.jpg");
		enquiries_overhomesel = newImage("tabs/enquiries-overhomesel.jpg");
		enquiries_overuk_propsel = newImage("tabs/enquiries-overuk-propsel.jpg");
		enquiries_overnon_uk_propsel = newImage("tabs/enquiries-overnon-uk-propse.jpg");
		enquiries_overaboutsel = newImage("tabs/enquiries-overaboutsel.jpg");
		enquiries_overcontactsel = newImage("tabs/enquiries-overcontactsel.jpg");
		enquiries_overadvertisesel = newImage("tabs/enquiries-overadvertisesel.jpg");
		about_uk_prop_sel = newImage("tabs/about-uk-prop_sel.jpg");
		about_non_uk_prop_sel = newImage("tabs/about-non-uk-prop_sel.jpg");
		about_over = newImage("tabs/about-over.jpg");
		about_sel = newImage("tabs/about-sel.jpg");
		about_contact_sel = newImage("tabs/about-contact_sel.jpg");
		about_overhomesel = newImage("tabs/about-overhomesel.jpg");
		about_overuk_propsel = newImage("tabs/about-overuk-propsel.jpg");
		about_overnon_uk_propsel = newImage("tabs/about-overnon-uk-propsel.jpg");
		about_overenquiriessel = newImage("tabs/about-overenquiriessel.jpg");
		about_overcontactsel = newImage("tabs/about-overcontactsel.jpg");
		about_overadvertisesel = newImage("tabs/about-overadvertisesel.jpg");
		contact_uk_prop_sel = newImage("tabs/contact-uk-prop_sel.jpg");
		contact_non_uk_prop_sel = newImage("tabs/contact-non-uk-prop_sel.jpg");
		contact_over = newImage("tabs/contact-over.jpg");
		contact_sel = newImage("tabs/contact-sel.jpg");
		contact_advertise_sel = newImage("tabs/contact-advertise_sel.jpg");
		contact_overhomesel = newImage("tabs/contact-overhomesel.jpg");
		contact_overuk_propsel = newImage("tabs/contact-overuk-propsel.jpg");
		contact_overnon_uk_propsel = newImage("tabs/contact-overnon-uk-propsel.jpg");
		contact_overenquiriessel = newImage("tabs/contact-overenquiriessel.jpg");
		contact_overaboutsel = newImage("tabs/contact-overaboutsel.jpg");
		contact_overadvertisesel = newImage("tabs/contact-overadvertisesel.jpg");
		advertise_uk_prop_sel = newImage("tabs/advertise-uk-prop_sel.jpg");
		advertise_non_uk_prop_sel = newImage("tabs/advertise-non-uk-prop_sel.jpg");
		advertise_over = newImage("tabs/advertise-over.jpg");
		advertise_sel = newImage("tabs/advertise-sel.jpg");
		advertise_overhomesel = newImage("tabs/advertise-overhomesel.jpg");
		advertise_overuk_propsel = newImage("tabs/advertise-overuk-propsel.jpg");
		advertise_overnon_uk_propsel = newImage("tabs/advertise-overnon-uk-propse.jpg");
		advertise_overenquiriessel = newImage("tabs/advertise-overenquiriessel.jpg");
		advertise_overaboutsel = newImage("tabs/advertise-overaboutsel.jpg");
		advertise_overcontactsel = newImage("tabs/advertise-overcontactsel.jpg");
		preloadFlag = true;
	}
}