Volume certainly is way above average, UU, with Up-days (green bars) higher than Down-days (red bars). This is Bullish but you do have to watch out for a "blow-off" top. Look back at May 2008 as an example of this. A very steep uptrend hit resistance at high volumes and plunged equally quickly.
http://h1.ripway.com/78963/CUE812.gif