Oh okay,ill have to talk with my manager for the upgrade.
You are saying that the mathml is making the text font size different after replacing? it will affect the text after the mathml insert? am i correct?
and one more thing, some of the text are not inserted by addText() function, some are by embedHTML. im working on a webpage and im converting a math question with some mathml together to docx document, thats why some done by embedHTML();