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) {
		K_C2n_06_over = newImage("../images/K-C2n_06-over.jpg");
		K_C2n_07_over = newImage("../images/K-C2n_07-over.jpg");
		K_C2n_08_over = newImage("../images/K-C2n_08-over.jpg");
		K_C2n_09_over = newImage("../images/K-C2n_09-over.jpg");
		K_C2n_12_over = newImage("../images/K-C2n_12-over.jpg");
		K_C2n_13_over = newImage("../images/K-C2n_13-over.jpg");
		K_C2n_14_over = newImage("../images/K-C2n_14-over.jpg");
		K_C2n_15_over = newImage("../images/K-C2n_15-over.jpg");
                
		preloadFlag = true;
	}
}