description:
chart example view does not work.

build number:
2.6.0.v20100520-0630

steps to reproduce:
1. open chart example view, select one chart and check the preview pane.

expected result:
the chart is shown.

actual result:
nothing is shown.

error log:
n/a
the bug was fixed by xingsheng during fixing 304771, though i'm not sure it's a duplicate.
verified in build (2.6.0.v20100521-0630), closed.