function toggleButton(button){
	var img = "url(/images/centerLeftBoxHover.png)";	
	if (img != button.style.backgroundImage){
		var img = "url(/images/centerLeftBoxHover.png)";
		button.style.backgroundImage = img;
		button.style.backgroundPosition = "center top";
	} else {
		var img = "url(/images/centerLeftBox.png)";
		button.style.backgroundImage = img;
	}
}

function doSelect(elem){
	$(elem).parent().find("span.isSelected").addClass("notSelected");
	$(elem).parent().find("span.isSelected").removeClass("isSelected");
	
	$(elem).removeClass("notSelected");
	$(elem).addClass("isSelected");
}