You have a computer that has Update Rollup 2 for Microsoft Exchange Server 2007 Service Pack 2 or a later version installed.
You access your mailbox that is hosted on this computer by using Outlook Web Access (OWA).
You set the text size of the browser to a value other than "Medium".
You compose a new HTML email message.
In this scenario, the characters in the first line of the HTML email message are displayed in the correct text size. However, the characters after the first line are displayed in the default "Medium" text size.
To resolve this issue, install the following update rollup:
2407025 Description of Update Rollup 2 for Exchange Server 2007 Service Pack 3
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
For more information about Update Rollup 2 for Microsoft Exchange 2007 Service Pack 2, click the following article number to view the article in the Microsoft Knowledge Base:
972076 Description of Update Rollup 2 for Microsoft Exchange 2007 Service Pack 2