// Preload Script for button states 
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) {
		index_btnHome_overLoekatjoe_btnQolnsel = newImage("images/index_btnHome-over.gif");
		index_btnHome_overLoekatjoe_btnProductensel = newImage("images/index_btnHome-over.gif");
		index_btnHome_overLoekatjoe_btnWsdpsel = newImage("images/index_btnHome-over.gif");
		index_btnHome_overLoekatjoe_btnContactsel = newImage("images/index_btnHome-over.gif");
		index_btnHome_overLoekatjoe_btnLinkssel = newImage("images/index_btnHome-over.gif");
		index_btnHome_over = newImage("images/index_btnHome-over.gif");
		index_btnHome_sel = newImage("images/index_btnHome-sel.gif");
		index_btnProducten_overLoekatjoe_btnQolnsel = newImage("images/index_btnProducten-over.gif");
		index_btnProducten_overLoekatjoe_btnWsdpsel = newImage("images/index_btnProducten-over.gif");
		index_btnProducten_overLoekatjoe_btnContactsel = newImage("images/index_btnProducten-over.gif");
		index_btnProducten_overLoekatjoe_btnLinkssel = newImage("images/index_btnProducten-over.gif");
		index_btnProducten_overLoekatjoe_btnHomesel = newImage("images/index_btnProducten-overL-38.gif");
		index_btnProducten_over = newImage("images/index_btnProducten-over.gif");
		index_btnProducten_sel = newImage("images/index_btnProducten-sel.gif");
		index_btnProducten_index_btnHome_sel = newImage("images/index_btnProducten-index_bt.gif");
		index_btnWsdp_overLoekatjoe_btnQolnsel = newImage("images/index_btnWsdp-over.gif");
		index_btnWsdp_overLoekatjoe_btnProductensel = newImage("images/index_btnWsdp-overLoekat-46.gif");
		index_btnWsdp_overLoekatjoe_btnContactsel = newImage("images/index_btnWsdp-over.gif");
		index_btnWsdp_overLoekatjoe_btnLinkssel = newImage("images/index_btnWsdp-over.gif");
		index_btnWsdp_overLoekatjoe_btnHomesel = newImage("images/index_btnWsdp-over.gif");
		index_btnWsdp_index_btnProducten_sel = newImage("images/index_btnWsdp-index_btnProd.gif");
		index_btnWsdp_over = newImage("images/index_btnWsdp-over.gif");
		index_btnWsdp_sel = newImage("images/index_btnWsdp-sel.gif");
		index_btnQoln_overLoekatjoe_btnProductensel = newImage("images/index_btnQoln-over.gif");
		index_btnQoln_overLoekatjoe_btnWsdpsel = newImage("images/index_btnQoln-over.gif");
		index_btnQoln_overLoekatjoe_btnContactsel = newImage("images/index_btnQoln-over.gif");
		index_btnQoln_overLoekatjoe_btnLinkssel = newImage("images/index_btnQoln-over.gif");
		index_btnQoln_overLoekatjoe_btnHomesel = newImage("images/index_btnQoln-over.gif");
		index_btnQoln_over = newImage("images/index_btnQoln-over.gif");
		index_btnQoln_sel = newImage("images/index_btnQoln-sel.gif");
		index_btnQoln_index_btnWsdp_sel = newImage("images/index_btnQoln.gif");
		index_btnContact_overLoekatjoe_btnQolnsel = newImage("images/index_btnContact-overLoekat.gif");
		index_btnContact_overLoekatjoe_btnProductensel = newImage("images/index_btnContact-overLoekat.gif");
		index_btnContact_overLoekatjoe_btnWsdpsel = newImage("images/index_btnContact-overLoekat.gif");
	    index_btnContact_overLoekatjoe_btnLinkssel = newImage("images/index_btnContact-overLoekat.gif");
		index_btnContact_overLoekatjoe_btnHomesel = newImage("images/index_btnContact-overLoekat.gif");
		index_btnContact_index_btnQoln_sel = newImage("images/index_btnContact-index_btnQ.gif");
		index_btnContact_over = newImage("images/index_btnContact-over.gif");
		index_btnContact_sel = newImage("images/index_btnContact-sel.gif");
		index_btnLinks_overLoekatjoe_btnQolnsel = newImage("images/index_btnLinks-over.gif");
		index_btnLinks_overLoekatjoe_btnProductensel = newImage("images/index_btnLinks-over.gif");
		index_btnLinks_overLoekatjoe_btnWsdpsel = newImage("images/index_btnLinks-over.gif");
		index_btnLinks_overLoekatjoe_btnContactsel = newImage("images/index_btnLinks-overLoeka-75.gif");
		index_btnLinks_overLoekatjoe_btnHomesel = newImage("images/index_btnLinks-over.gif");
		index_btnLinks_index_btnContact_sel = newImage("images/index_btnLinks-index_btnCon.gif");
		index_btnLinks_over = newImage("images/index_btnLinks-over.gif");
		index_btnLinks_sel = newImage("images/index_btnLinks-sel.gif");
		preloadFlag = true;
	}
}