rootWebArea
++genericContainer ignored invisible
++++dialog
++++++paragraph
++++++++staticText name='Text in the dialog.'
++++++++++inlineTextBox name='Text in the dialog.'
++++++iframe
++++++++rootWebArea
++++++++++genericContainer ignored
++++++++++++genericContainer ignored
++++++++++++++paragraph
++++++++++++++++staticText name='Text in normal iframe'
++++++++++++++++++inlineTextBox name='Text in normal iframe'
++++++++++++++iframe
++++++++++++++++rootWebArea
++++++++++++++++++genericContainer ignored
++++++++++++++++++++genericContainer ignored
++++++++++++++++++++++paragraph
++++++++++++++++++++++++staticText name='Text in nested normal iframe'
++++++++++++++++++++++++++inlineTextBox name='Text in nested normal iframe'