Thank you for your bug report, I can reproduce this bug running LibreOffice Version: 4.1.0.1 Build ID: 1b3956717a60d6ac35b133d7b0a0f5eb55e9155 on Mac osx 10.8.4.
the y-axis is also lost wen I open it with Safari.
Thank you for your bug report, I can reproduce this bug running LibreOffice Version: 4.1.0.1 c35b133d7b0a0f5 eb55e9155 on Mac osx 10.8.4.
Build ID: 1b3956717a60d6a
the y-axis is also lost wen I open it with Safari.