protected function findField($name, $group = null)
	{
		$element = false;
		$fields = array();

		// Make sure there is a valid Form XML document.
		if (!($this->xml instanceof \SimpleXMLElement))
		{
			return false;
		}

		// Let's get the appropriate field element based on the method arguments.
		if ($group)
		{
			// Get the fields elements for a given group.
			$elements = &$this->findGroup($group);

			// Get all of the field elements with the correct name for the fields elements.
			/** @var \SimpleXMLElement $element */
			foreach ($elements as $element)
			{
				// If there are matching field elements add them to the fields array.
				if ($tmp = $element->xpath('descendant::field[@name="' . $name . '"]'))
				{
					$fields = array_merge($fields, $tmp);
				}
			}

			// Make sure something was found.
			if (empty($fields))
			{
				return false;
			}

			// Use the first correct match in the given group.
			$groupNames = explode('.', $group);

			/** @var \SimpleXMLElement $field */
			foreach ($fields as &$field)
			{
				// Get the group names as strings for ancestor fields elements.
				$attrs = $field->xpath('ancestor::fields[@name]/@name');
				$names = array_map('strval', $attrs ? $attrs : array());

				// If the field is in the exact group use it and break out of the loop.
				if ($names == (array) $groupNames)
				{
					$element = &$field;
					break;
				}
			}
		}
		else
		{
			// Get an array of fields with the correct name.
			$fields = $this->xml->xpath('//field[@name="' . $name . '"]');

			// Make sure something was found.
			if (empty($fields))
			{
				return false;
			}

			// Search through the fields for the right one.
			foreach ($fields as &$field)
			{
				// If we find an ancestor fields element with a group name then it isn't what we want.
				if ($field->xpath('ancestor::fields[@name]'))
				{
					continue;
				}
				else
				// Found it!
				{
					$element = &$field;
					break;
				}
			}
		}

		return $element;
	}