From another list Well guess what - we blocked VML on our ISA firewall using the Microsoft-prescribed method, and immediately noticed something that quit working - webpages created in Word 2003! Excerpts from Word's .htm files: ---- <html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns="http://www.w3.org/TR/REC-html40";> ---- <style> v\:* {behavior:url(#default#VML);} o\:* {behavior:url(#default#VML);} w\:* {behavior:url(#default#VML);} .shape {behavior:url(#default#VML);} </style>