public function setHost($host)
	{
		//Use the provided host or use the default
		if (empty($host))
		{
			throw new Apache_Solr_InvalidArgumentException('Host parameter is empty');
		}
		else
		{
			$this->_host = $host;
		}

		if ($this->_urlsInited)
		{
			$this->_initUrls();
		}
	}