function displayitem(object) {
	if (document.layers && document.layers[object] != null)
		document.layers[object].display = 'block';
	
	if (document.all)
		document.all[object].style.display = 'block';
	
	if (document.getElementById)
		document.getElementById(object).style.display = "block";
	}

function hideitem(object) {
	if (document.layers && document.layers[object] != null)
		document.layers[object].display = 'none';
	
	if (document.all)
		document.all[object].style.display = 'none';
	
	if (document.getElementById)
		document.getElementById(object).style.display = "none";
	}
	
function flipimage(hideobj, showobj) {
	hideitem(hideobj);
	displayitem(showobj);
	}