function toggleDisplay(id1,id2) {
	// if id1 is hidden, then show it and hide id2. else do the opposite.
	if (document.getElementById(id1).style.display == 'none') {
		document.getElementById(id1).style.display = 'block'
		document.getElementById(id2).style.display = 'none'
	} else {
		document.getElementById(id1).style.display = 'none'
		document.getElementById(id2).style.display = 'block'
	}
	return false;
}

function toggleDisplayInline(id1,id2) {
	// if id1 is hidden, then show it and hide id2. else do the opposite.
	if (document.getElementById(id1).style.display == 'none') {
		document.getElementById(id1).style.display = 'inline'
		document.getElementById(id2).style.display = 'none'
	} else {
		document.getElementById(id1).style.display = 'inline'
		document.getElementById(id2).style.display = dtype
	}
	return false;
}

// For more explicit on and off switching
function turnDisplay(id, onOrOff)  {
    if (onOrOff == 'off') {
		 document.getElementById(id).style.display = 'none'
    } else if (onOrOff == 'on') {
		 document.getElementById(id).style.display = 'block'
    }
    return false;
}