function displaySiblings(id) {
	var el = document.getElementById(id);

  	if(el != null) {
  		var cn = el.className;
	
  		if(cn == 'catalogSubItemHidden') {
  			el.className = 'catalogSubItemVisible';
  		} else {
  			el.className = 'catalogSubItemHidden';
  		}
  	}
}

function displayLabel(el, txt, action) {
 	if(action == 'focus') {
  		if(el.value == txt) {
  			el.value = '';
  		}
  	} else {
  		if(el.value == '') {
  			el.value = txt;
  		}
	}
}

function hover(myElement, myAction) {
	var el = myElement.parentElement.parentElement;
	
	if(myAction = 'over') {
		el.style.backgroundColor = '#ffcc00';
	} else {
		el.style.backgroundColor = '#fff';
	}
}