Github user cloverhearts commented on the issue: https://github.com/apache/zeppelin/pull/1025 @Leemoonsoo Thank you for your feed back. You are right. I have completed modifications. <img width="648" alt="2016-06-29 2 13 59" src="https://cloud.githubusercontent.com/assets/10525473/16441241/cbbe5a92-3e03-11e6-8fcc-c54eb9c3c669.png"> and @AhyoungRyu fixed position for tooltip (top -> top-left) <img width="530" alt="2016-06-29 2 13 54" src="https://cloud.githubusercontent.com/assets/10525473/16441242/cd089980-3e03-11e6-88b4-a933aa6421d6.png"> 
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