mf0 = new Image(); mf0.src="images/knopf4-on.jpg"
mf1 = new Image(); mf1.src="images/knopf5-on.jpg"
mf2 = new Image(); mf2.src="images/knopf3-on.jpg"
mf3 = new Image(); mf3.src="images/knopf2-on.jpg"
mf4 = new Image(); mf4.src="images/knopf1-on.jpg"
mf5 = new Image(); mf5.src="images/knopf8-on.jpg"
mf6 = new Image(); mf6.src="images/knopf6-on.jpg"
mf7 = new Image(); mf7.src="images/knopf7-on.jpg"
mf8 = new Image(); mf8.src="images/knopf8-on.jpg"
mf9 = new Image(); mf9.src="images/knopf9-on.jpg"
mf10 = new Image(); mf10.src="images/knopf10-on.jpg"

function neumf0() {document.images.knopf0.src=mf0.src;}
function neumf1() {document.images.knopf1.src=mf1.src;}
function neumf2() {document.images.knopf2.src=mf2.src;}
function neumf3() {document.images.knopf3.src=mf3.src;}
function neumf4() {document.images.knopf4.src=mf4.src;}
function neumf5() {document.images.knopf5.src=mf5.src;}
function neumf6() {document.images.knopf6.src=mf6.src;}
function neumf7() {document.images.knopf7.src=mf7.src;}
function neumf8() {document.images.knopf8.src=mf8.src;}
function neumf9() {document.images.knopf9.src=mf9.src;}
function neumf10() {document.images.knopf10.src=mf10.src;}

mf0a = new Image(); mf0a.src="images/knopf4-off.jpg"
mf1a = new Image(); mf1a.src="images/knopf5-off.jpg"
mf2a = new Image(); mf2a.src="images/knopf3-off.jpg"
mf3a = new Image(); mf3a.src="images/knopf2-off.jpg"
mf4a = new Image(); mf4a.src="images/knopf1-off.jpg"
mf5a = new Image(); mf5a.src="images/knopf8-off.jpg"
mf6a = new Image(); mf6a.src="images/knopf6-off.jpg"
mf7a = new Image(); mf7a.src="images/knopf7-off.jpg"
mf8a = new Image(); mf8a.src="images/knopf8-off.jpg"
mf9a = new Image(); mf9a.src="images/knopf9-off.jpg"
mf10a = new Image(); mf10a.src="images/knopf10-off.jpg"

function neumf0a() {document.images.knopf0.src=mf0a.src;}
function neumf1a() {document.images.knopf1.src=mf1a.src;}
function neumf2a() {document.images.knopf2.src=mf2a.src;}
function neumf3a() {document.images.knopf3.src=mf3a.src;}
function neumf4a() {document.images.knopf4.src=mf4a.src;}
function neumf5a() {document.images.knopf5.src=mf5a.src;}
function neumf6a() {document.images.knopf6.src=mf6a.src;}
function neumf7a() {document.images.knopf7.src=mf7a.src;}
function neumf8a() {document.images.knopf8.src=mf8a.src;}
function neumf9a() {document.images.knopf9.src=mf9a.src;}
function neumf10a() {document.images.knopf10.src=mf10a.src;}