function showInline (elName) {
	var theElemenet = document.getElementById(elName);
	if (theElemenet) {
		theElemenet.style.display = "inline";
	}
}
function hideInline (elName) {
	var theElemenet = document.getElementById(elName);
	if (theElemenet) {
		theElemenet.style.display = "none";
	}
}

function swap(targetID) {
  	obj = document.getElementById(targetID);
  	obj.style.display = (obj.style.display == 'none') ? 'block' : 'none';
  }