conBrowser=1;

  switch1on  = new Image(152,152);  switch1on.src  = 'images/puzzeltochten_do.jpg';
  switch1off = new Image(152,152);  switch1off.src = 'images/puzzeltochten_up.jpg';
  switch2on  = new Image(152,152);  switch2on.src  = 'images/combinatietochten_do.jpg';
  switch2off = new Image(152,152);  switch2off.src = 'images/combinatietochten_up.jpg';
  switch3on  = new Image(152,152);  switch3on.src  = 'images/arrangementen_do.jpg';
  switch3off = new Image(152,152);  switch3off.src = 'images/arrangementen_up.jpg';
  switch4on  = new Image(152,152);  switch4on.src  = 'images/citygaming_do.jpg';
  switch4off = new Image(152,152);  switch4off.src = 'images/citygaming_up.jpg';


function HighLight(musswitch) {
	if (conBrowser) {
		switchnavn = eval(musswitch + "on");
      		document [musswitch].src = switchnavn.src;
    		}
  	}

function UndoHighLight(musswitch) {
	if (conBrowser) {
		switchnavn = eval(musswitch + "off");
		document [musswitch].src = switchnavn.src;
		}
	}