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	//
	// Base query method
	//
	function sql_query($query = "", $transaction = FALSE)
	{
		$mtime = microtime();
		$mtime = explode(" ",$mtime);
		$mtime = $mtime[1] + $mtime[0];
		$starttime = $mtime;

		// SQL-Zeitmessung Anfang
		$zmtime = microtime();
		$zmtime = explode(" ",$zmtime);
		$zmstart = $zmtime[1] + $zmtime[0];
		$abfrage = $query;
		$test = debug_backtrace();
		$this->zmfile .= "xYz" . $test[0]['file'];
		$this->zmline .= "xYz" . $test[0]['line'];
		// SQL-Zeitmessung Ende

		// Remove any pre-existing queries
		unset($this->query_result);
		if($query != "")
		{
			$this->num_queries++;

			$this->query_result = @mysql_query($query, $this->db_connect_id);
		}
		if($this->query_result)
		{
	$this->nr .= "xYz" . @mysql_num_rows($this->query_result);
	$this->nf .= "xYz" . @mysql_num_fields($this->query_result);
			unset($this->row[$this->query_result]);
			unset($this->rowset[$this->query_result]);

		// SQL-Zeitmessung Anfang
		$zmtime = microtime();
		$zmtime = explode(" ",$zmtime);
		$zmende = $zmtime[1] + $zmtime[0];
		$zmtotal = round(($zmende - $zmstart), 5);
		$this->zmtotal += $zmtotal;
		$this->zmteil .= "xYz" . $zmtotal;
		$this->abfrage .= "xYz" . $abfrage;
		// SQL-Zeitmessung Ende


			$mtime = microtime();
			$mtime = explode(" ",$mtime);
			$mtime = $mtime[1] + $mtime[0];
			$endtime = $mtime;
		
			$this->sql_time += $endtime - $starttime;

			return $this->query_result;
		}
		else
		{
	$this->nr .= "xYz" . @mysql_num_rows($this->query_result);
	$this->nf .= "xYz" . @mysql_num_fields($this->query_result);

		// SQL-Zeitmessung Anfang
		$zmtime = microtime();
		$zmtime = explode(" ",$zmtime);
		$zmende = $zmtime[1] + $zmtime[0];
		$zmtotal = round(($zmende - $zmstart), 5);
		$this->zmtotal += $zmtotal;
		$this->zmteil .= "xYz" . $zmtotal;
		$this->abfrage .= "xYz" . $abfrage;
		// SQL-Zeitmessung Ende

			$mtime = microtime();
			$mtime = explode(" ",$mtime);
			$mtime = $mtime[1] + $mtime[0];
			$endtime = $mtime;
		
			$this->sql_time += $endtime - $starttime;

			return ( $transaction == END_TRANSACTION ) ? true : false;
		}
	}