function getSelectedRadioValue(buttonGroup)
		{
			if (buttonGroup[0])
			{
				for (var i=0; i<buttonGroup.length; i++)
				{
					if (buttonGroup[i].checked)
					{
						return buttonGroup[i].value;
					}
				}
			}
			else
			{
				if (buttonGroup.checked) { return 0; }
			}
		
			return 0;
		}