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

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

        var preloadFlag = false;
        function preloadImages() {
	        if (document.images) {
		        links_over = newImage("img/links_over.jpg");
				contact_over = newImage("img/contact_over.jpg");
				ligging_over = newImage("img/ligging_over.jpg");
				
				home_over = newImage("img/home_over.jpg");
				kamers_over = newImage("img/kamers_over.jpg");
				reservatie_over = newImage("img/reservatie_over.jpg");
				fotos_over = newImage("img/fotos_over.jpg");
				arrangementen_over = newImage("img/arrangementen_over.jpg");
				seminaries_over = newImage("img/seminaries_over.jpg");
				info_over = newImage("img/info_over.jpg");
		        preloadFlag = true;
	        }
        }