function toggleCont(toHide,toShow) {

	var cont1= getObject(toHide);
	if (cont1.style) {
		cont1.style.display='none';
		cont1.style.visibility='hidden';
	} 
	var cont2= getObject(toShow);
	if (cont2.style) {
		cont2.style.display='block';
		cont2.style.visibility='visible';
	} 
}


function mnChangeImage(i) {
	var cont=getObject('imgcont');
	if (cont.style) {
		cont.style.display='none';
		cont.style.visibility='hidden';
	}

	cont=null;
	for (b=0;b<imgCont.length;b++) {
		cont=getObject(imgCont[b]);
	if (i!=b && cont.style) {
		cont.style.display='none';
		cont.style.visibility='hidden';
		}
	}
	for (b=0;b<imgCont.length;b++) {
		cont=getObject(imgCont[b]);
	if (i==b && cont.style) {
		cont.style.display='inline';
		cont.style.visibility='visible';
		}
	}
}