charting: switched to dojo.marginBox() function to get the chart size.
charting: switched to dojo.marginBox() function to get the chart size.

git-svn-id: ee6e786acc44c9cca5ee17c71a5576c45c210361@11142 560b804f-0ae3-0310-86f3-f6aa0a117693

redaktor/deliteful