protected function setTagOption($tagName, $optionName, $optionValue)
	{
		if (isset($this->tagsConfig[$tagName]))
		{
			// Copy the tag's config and remove it. That will destroy the reference
			$tagConfig = $this->tagsConfig[$tagName];
			unset($this->tagsConfig[$tagName]);

			// Set the new value and replace the tag's config
			$tagConfig[$optionName]     = $optionValue;
			$this->tagsConfig[$tagName] = $tagConfig;
		}
	}